Data Protection Policy

Name and contact details of the controller

This privacy policy applies to data processing by:

LEIFERT & STEFFAN Patentanwälte
Partnerschaftsgesellschaft mbB
Burgplatz 21-22
D-40213 Düsseldorf
Tel. +49 211 602220-0
FAX +49 211 602220-22

By using our websites, you consent to the types of data usage listed below.

Collection and storage of personal data and the nature and purpose of their use

a) When visiting the website

Leifert & Steffan operates websites under the domains "", "" and "" (hereinafter referred to collectively as "website").

When you visit our website, the browser used on your device automatically sends information to the server of our website. This information is temporarily stored in a so-called log file. The following information will be collected without your intervention and stored until automated deletion:

The data mentioned are processed by us for the following purposes:

The legal basis for data processing is Art. 6 para. 1 p. 1 lit. f GDPR. Our legitimate interest follows from the data collection purposes listed above. In no case we use the collected data for the purpose of drawing conclusions about you.

No cookies or analysis services are currently used when visiting our website.

b) When contacting via email

For questions of any kind, we offer you the opportunity to contact us via the email address given on the website. The data processing for the purpose of contacting us is in accordance with Art. 6 para. 1 p. 1 lit. a GDPR based on your voluntarily granted consent.

Personal data that you submit via email will be stored and used by us to process the email according to its intended purpose. Unsolicited advertising and other comparable offers are not desired.

Disclosure of data

A transfer of your personal data to third parties for purposes other than those listed below does not take place.

We only share your personal information with third parties if:

Data security

We use appropriate technical and organizational security measures to protect your data against accidental or intentional manipulation, partial or total loss, destruction or against unauthorized access by third parties. Our security measures are continuously improved in line with technological developments.

If you wish to contact us by email, we will inform you as a precaution that the content of unencrypted e-mails can be viewed by third parties. Therefore, we recommend that you send confidential information by post or contact us by telephone to arrange an appropriate encryption method for the email traffic with you.

Links to websites of other providers

This Privacy Policy applies solely to the website of Leifert & Steffan. Insofar as our website contains links to websites of other providers, we have no control over them and do not check whether the other providers comply with the applicable data protection regulations.

Rights of the concerned

You have the right:

Right to file an objection

If your personal data are based on legitimate interests in accordance with Art. 6 para. 1 sentence 1 lit. f GDPR are processed, you have the right to file an objection against the processing of your personal data in accordance with Art. 21 GDPR, provided there are reasons for this arising from your particular situation.

If you would like to exercise your right of revocation or objection, please send an e-mail to

Up-to-dateness and change of this data protection explanation

This privacy policy is currently valid and is valid as of December 2018

As a result of the further development of our website and offers thereof or due to changed legal or official requirements, it may be necessary to change this privacy policy. The current privacy policy can be viewed and printed at any time on the website at