Cookies Policy

Graphenest, S.A., (hereafter “Graphenest , S.A.”, “us”, “we”, or “our”) owns and operates the website website (the “Service” or “Website”). We are a public limited liability company, with registered office at Lugar de Estação, Edificio VougaPark, 3740-070 Paradela do Vouga, and with share capital of € 119.553,60, with tax identification number n. º 513542850,, registered at the Commercial Registry of Lisbon, under the same number, and acts as the controller for the processing of personal data of data subjects (hereinafter referred to as “User” or “Users”).

Graphenest, S.A.,uses cookies on the website (the “Service” or “Website”). Our Service use necessary/technically required cookies.

Our Cookies Policy explains what cookies are, how we use cookies, how third parties we may partner with may use cookies on the Website, your choices regarding cookies and further information about cookies.

The Service uses cookies and similar technologies to improve its quality and the browsing experience of Users of the Website. This document provides detailed information about the use of cookies and similar technologies, their management methods and how they are used on our Website.

For more information about cookies, please see:


I. What are cookies

Cookies are text files with small amounts of information that are stored on your computer or mobile device each time you visit a website through a browser. On each subsequent visit, the browser sends these cookies to the website that generated them or to another website.

Cookies thus enable websites to store certain information in order to allow Users to navigate online in a simple and fast way, eliminating the need to repeatedly enter the same information.

Cookies themselves do not identify the individual User, but only the device used.

A cookie file is stored in your web browser and allows the Service or a third-party to recognize you and make your next visit easier and the Service more useful to you.

Cookies are widely used by website owners to enable their websites to function effectively, or more efficiently, and to report information to them. Cookies help us understand how the Site is being used and improve your user experience.

Cookies set by website owners (e.g., Graphenest, S.A.) are called “first-party cookies”.

Cookies set by parties other than the website owner are called “third-party cookies”.

Third-party cookies are able to provide features or functionality (such as interactive content and analytics) on or through the website.

Our Service only use third-party cookies provided by Google Analytics.


II. Types of cookies

The following type of cookies may be used when you visit the Site:

Cookies Category Cookie type Description




Entity that performs its management



Cookies sent to the User’s terminal equipment from a computer or domain managed by the website owner and from which the service requested by the User is provided.



Third Party

Cookies sent to the User’s terminal equipment from a computer or domain that is not managed by the website owner, but by another entity that processes the data obtained through cookies.

Includes cookies that are installed from a computer or domain managed by the website owner, but where the information collected through these cookies is managed by a third party.



Period during which they remain active




Cookies designed to collect and store data while the User accesses a website.

They are generally used to store information that is only of interest to keep for the provision of the service requested by the User on a single occasion (e.g. a list of products purchased).



Cookies in which the data is still stored in the terminal and can be accessed and processed for a period defined by the website owner and which can vary from a few minutes to several years.





















Necessary/Technically required

Cookies that allow the User to navigate through a website, platform or application and use the different options or services that exist, e.g.: control traffic and data communication, identify the session, access restricted access parts, remember the elements that make up an application, share content through social networks, etc.



Cookies that allow the User to access the service with some predefined general characteristics, based on a series of criteria in the User’s terminal, such as language, the type of browser through which the service is carried out, the regional settings from where the User accesses the service, etc.






Cookies that allow the website owner to monitor and analyse the behaviour of Users of the websites to which they are linked. The information collected through this type of cookies is used to measure the activity of the websites, applications or platforms and to draw up navigation profiles of the Users of these websites, applications and platforms in order to introduce improvements in the function of the analysis of the data of use made by the Users of the service.





Cookies that allow the management, in the most efficient way possible, of the advertising spaces that, where appropriate, the website owner has included on a website, application or platform from which it provides the requested service based on criteria such as edited content or the frequency with which ads are displayed.



Behavioural Advertising

Cookies that allow the management, in the most efficient way possible, of the advertising spaces that, where appropriate, the website owner has included in a website, application or platform from which it provides the requested service.

These cookies store information about the behaviour of Users, obtained through the continuous observation of their browsing habits, which allows the development of a specific profile to display ads based on that same profile.


III. Description of the cookies we use

Our Service uses cookies for various purposes. Some cookies are necessary or technically required for the User to be able to navigate and use the services provided on the Website and to execute its functionalities. Other cookies are non-essential and, in this sense, may be used for statistical-analytical or marketing purposes.

The cookies used by our Service are described below:


Necessary/Technically required Cookies

Type of cookie that is used by the Service to function properly, without which it would not work.

This type of cookie does not collect any personally identifiable information about the User and does not track its browsing habits.


Types of cookies

Cookie Name Expiration Time Description
Technically required



This cookie is a session cookie. Current session expiration is set to 45 minutes


It’s used to deliver better dynamic media experience.


The AuthFilter embedded into IPS ImageServer (IS, IR, and also the SWFs/skins and video contexts) uses the cookie for access authorization. If present, it allows HTTP requests to pass through. Otherwise it returns unauthorized.

Technically required


displayed assetId.state


This cookie is a session cookie and expires when the browser is closed.


It’s used to deliver better dynamic media experience.

<assetId> is the name of the asset the viewer is working with.

Technically required




This cookie is a session cookie and expires when the browser is closed.


It’s used to deliver better dynamic media experience.

<assetId> is the name of the asset the viewer is working with and <id> is the 0-based sticky note index.


Google Analytics

With Google Analytics we measure how you use our Service, which information you are looking for, how you found us and if you encounter any errors. We use this information to improve our Site. For more information, see Google Analytics cookie policy.


Types of cookies Cookie Name Expiration Time Description
Analysis and statistics _ga 2 years Used to distinguish users. (Analysis)
Analysis and statistics _gid 24 hours Used to distinguish users. (Analysis)
Analysis and statistics _gat 1 minute Used to throttle request rate. If Google Analytics is deployed via Google Tag Manager, this cookie will be named _dc_gtm_ . (Analysis)
Analysis and statistics AMP_TOKEN 30 seconds to 1 year Contains a token that can be used to retrieve a Client ID from AMP Client ID. Other possible values indicate opt-out, inflight an error retrieving a Client ID from AMP Client ID. (Analysis)
Analysis and statistics _gac_ 90 days Contains campaign related information for the user. If you have linked your Google Analytics and Google Ads accounts, Google Ads website conversion tags will read this cookie unless you opt-out. Learn more. (Analysis)


It follows from the above that we use cookies for the following purposes:

– Necessary/Technically required cookies: The Service use essential cookies to authenticate users and prevent fraudulent use of user accounts.

– Analytical / performance cookies: The Service may uses analytics cookies to track information how the Service is used so that we can make improvements. The Service may also use analytics cookies to test new advertisements, pages, features or new functionality of the Service to see how our users react to them.

– Third-party cookies: The Service uses various third-parties’ cookies to report usage statistics of the Service, deliver advertisements on and through the Service.


IV. Sharing information with third parties

Some of the personal data obtained through third-party cookies may be subject to international data transfers, in which case the appropriate safeguards will be adopted to protect their confidentiality, integrity and security. For more information on the international data transfers made by each third-party, please visit their privacy policies shown on this Cookies Policy.


V. Need for User’s Content

Under applicable law, the installation and use of non-essential cookies is subject to the User’s consent, unless the cookies have been used to (a) transmit a communication over an electronic communications network; (b) to provide an information society service expressly requested by the subscriber or User.

By selecting the “Accept cookies” option, the User gives his or her consent to the settings predefined by Graphenest, S.A., which he or she may change at any time by selecting the “Configuration of Cookies” option.

In addition, all browsers allow the User to accept, refuse or delete cookies, notably by selecting the appropriate settings in the respective browser. Please note, however, that by disabling cookies, you may prevent some services on our Service from working properly, affecting navigation in whole or in part, which will have an impact on your experience of using our Service.

For more information on how you can manage the cookies stored on your device you should consult the following links for the main browsers and devices:



Internet Explorer:


Please note that if you set your browser to block necessary/technically required cookies, you may not be able to use our Service, view its contents and take advantage of its services. Inhibiting functionality cookies may result in some services or certain functions of the Service not being available or not working properly, and you may have to change or manually enter certain information or preferences each time you visit. Disabling other cookies, including third party cookies, on the other hand, will not affect the operation of the Service.

You are also reminded that the choices you make in relation to the Service cookies will in turn be recorded in a special technical cookie, with the characteristics set out in the table above.

If you use different devices or browsers to access the Service, you will need to set cookie preferences for each of the devices or browsers you use.


VI. Personal Data

For information on how Graphenest, S.A., as a controller, processes your personal data, what rights you have in this regard and how you can exercise them, and what security measures have been implemented to ensure the protection of your personal data, please read our Privacy Policy.


VII. Limitation of liability

Shall not be held liable Graphenest, S.A. has no control over the cookies or action codes used by third party companies and shall not be liable for such cookies or action codes.

Graphenest, S.A. also does not receive any personal information collected by these third parties when they use action codes and cookies.

For more information, please see the Graphenest, S.A., Terms and Conditions.


VIII. Updating of cookie policy

Graphenest, S.A., reserves the right to make readjustments or updates to this Cookies Policy at any time, and therefore we recommend that you read this Cookies Policy frequently.

If the characteristics of the cookies or the purposes of their use are changed after your consent has been obtained, Graphenest, S.A., undertakes to inform Users of such change, and to ask you for your new consent.


IX. Contact Graphenest, S.A.

If you have questions or comments about this Cookie Policy, please contact us at:

Graphenest, S.A.

Lugar de Estação, Edificio VougaPark, 3740-070 Paradela do Vouga


We are continuously working on adding to and improving this Cookie Statement. We therefore recommend that you check this statement regularly to keep updated of any changes.


Published on 24th July, 2023, Version 1.0

Disclaimer, Last updated: July 24, 2023 | The information contained on website (the "Service") is for general information purposes only. Graphenest, S.A. assumes no responsibility for errors or omissions in the contents on the Service. In no event shall Graphenest, S.A. be liable for any special, direct, indirect, consequential, or incidental damages or any damages whatsoever, whether in an action of contract, negligence or other tort, arising out of or in connection with the use of the Service or the contents of the Service. Graphenest, S.A. reserves the right to make additions, deletions, or modification to the contents on the Service at any time without prior notice. Graphenest, S.A. does not warrant that the Service is free of viruses or other harmful components. External links disclaimer: website may contain links to external websites that are not provided or maintained by or in any way affiliated with Graphenest, S.A. Please note that the Graphenest, S.A. does not guarantee the accuracy, relevance, timeliness, or completeness of any information on these external websites.