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Portrait of Klaus Pateter

Klaus Pateter

Attorney-at-Law I Technology, Media & Telecommunications (TMC), IT Law, FinTech & Digital Assets, Data Protection, Digitalisation & Start-ups

CMS Reich-Rohrwig Hainz
Rechtsanwälte GmbH
Gauermanngasse 2
1010 Vienna
Languages German, English


Klaus Pateter is an attorney-at law for Technology, Media & Telecommunications (TMC), FinTech & Digital Assets, IT Law, Data Protection, Digitalisation & Start-ups

Klaus Pateter advises and represents his clients in the areas of regulatory law, digital assets, IT law, licensing of technology and software (domestic & international), data protection law and medical technology.

He also specialises in advising tech start-ups in all phases of growth and advises on setting up corporate structures as well as on founding and financing, in particular in the area of venture capital. He heads the Start-up Advisory Group of CMS Austria and coordinates equIP, CMS' renowned legal accelerator for tech start-ups.


His clients include technology companies in the sectors financial industry/fintech, blockchain, crowdfunding, platforms, software developers, data analytics, automotive, healthcare as well as tech start-ups and investors.

Professional Experience and Education

Klaus Pateter has extensive experience in the areas of IT & IP law, digital assets, data protection, corporate law, venture capital and insolvency law from his many years of work in a renowned law firm in Graz.
Prior to this, he worked for more than three years as an assistant at the Institute for Civil Procedure Law and Insolvency Law at the Karl Franzens University in Graz, where he taught insolvency law as well as Austrian and international civil procedure law. 
In 2018, Klaus Pateter completed a Master of Laws (LL.M.) at the renowned Columbia Law School in New York City and is also admitted to the New York Bar.

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Memberships & Roles

  • European Legal Technology Association
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Klaus Pateter is the author of numerous articles on IP/IT law, crypto-assets and insolvency law. In 2018, he published a comprehensive work on the crisis-specific warning duties of lawyers, notaries, auditors and management consultants.



  • CMS Expert Guide to autonomous vehicles (AVs), May 2020
  • CMS Expert Guide to STO regulation and law, April 2020
  • The new registration requirement for companies offering virtual currency services: Another obstacle or acceptance at last?, CMS Law-Now 20.12.2019 (together with Martin Rainer)
  • Höchstgericht rettet Crowdinvesting, diePresse 25.09.2017 (gemeinsam mit Mag. Elisabeth Pirker)
  • Unterlassungsexekution gegen juristische Personen – Zur Verhängung von Haftstrafen gegen Organwalter, Jahrbuch Insolvenz- und Sanierungsrecht sowie Exekutionsrecht 2017, 399-410 (gemeinsam mit Mag. Philipp Wieser)
  • Gedanken zu Gemeinsamkeiten und Unterschieden der verbotenen Einlagenrückgewähr, der Insolvenzanfechtung und des Eigenkapitalersatzrechts, Jahrbuch Insolvenzrecht und Sanierungsrecht 2016, 259-289 (gemeinsam mit Dr. Bernhard Astner und Mag. Walter Hermann)
  • Zur Rechtsnatur der Nachrangabrede, ZIK 2015, 217-221, (gemeinsam mit Mag. Elisabeth Pirker)
  • Entscheidungsbesprechung zu OGH 21.10.2014, 4 Ob 140/14p (Zur Haftung von Dienstanbietern für Urheberrechtsverletzungen), MR 2015, 35-36 (gemeinsam mit Mag. Katharina Uhl)
  • Arbeitsverhältnisse in der Insolvenz – Die aktuelle Rechtslage in Österreich, ZInsO 2013, 1820-1834 (gemeinsam mit Univ.-Prof. Dr. Bettina Nunner-Krautgasser)
  • Der Begriff des gewöhnlichen Arbeitsortes im europäischen Zivil- und Zivilverfahrensrecht - Die Rechtsstellung von wirtschaftlich, sozial und gesellschaftlich benachteiligten Personen im europäischen, internationalen und nationalen Zivilverfahrensrecht: Tagungsband der 2. Österreichischen Assistententagung zum Zivil- und Zivilverfahrensrecht der Karl-Franzens-Universität Graz, 139-156
  • Die Rechtsstellung des Arbeitnehmers im europäischen Zuständigkeits- und Kollisionsrecht, JAP 2011, 95-99
  • Die Neuregelungen über Verträge im österreichischen Insolvenzrecht, ZInsO 2011, 2068-2076 (gemeinsam mit Univ.-Prof. Dr. Bettina Nunner-Krautgasser)
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Lectures list

  • Die EU-Datenschutz-Grundverordnung – Eckpunkte und wichtige Neuerungen, 2017 (kanzleiinterner Vortrag für Klientinnen und Klienten)
  • Lehrveranstaltung: Die rechtliche Strukturierung und Finanzierung von Startups und Spin-Offs, Zentrum für Unternehmensführung und Entrepreneurship, Karl-Franzens-Universität Graz, 2015-2017 (gemeinsam mit Dr. Ullrich Saurer)
  • „So sicher, wie ein Sparbuch!“ – Aktuelle Entscheidungen zur Anlageberaterhaftung und Erfahrungen aus der anwaltlichen Praxis, Finance Club Graz, Karl-Franzens-Universität Graz, 2017 (gemeinsam mit Dr. Ullrich Saurer)
  • Datenschutz als Wettbewerbsfaktor, WK Niederösterreich, St. Pölten, 2016 (gemeinsam mit Mag. Katharina Uhl)
  • Innovative Finanzierungsinstrumente für Start-Ups, Finance Club Graz, Karl-Franzens-Universität Graz, 2015 (gemeinsam mit Dr. Ullrich Saurer, Mag. Erhard Lausegger und Dr. Matthias Ruhri)
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  • 2018 - Master of Laws (Columbia Law School, New York)
  • 2016 - Doctor Iuris (University Graz)
  • 2009 - Magister Iuris (University Graz)
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Show only
02 June 2021
The Fu­ture of Crypto: Crypto Trends
We are de­lighted to in­vite you to the we­bin­ar series "The Fu­ture of Crypto” hos­ted by ex­pert speak­ers.Our first we­bin­ar “Crypto Trends” will take place on June 2 with guest speak­er Georgi Geor­giev...
CMS ex­perts at the AVCO An­nu­al Con­fer­ence
The AVCO An­nu­al Con­fer­ence is Aus­tria’s lead­ing Ven­ture Cap­it­al and Private Equity event. CMS Vi­enna is the Gold Spon­sor of the event.CMS’ vir­tu­al booth at the AVCO An­nu­al Con­fer­ence, which will take...
30 September 2020
AVCO Di­git­al Round Table #3
AVCO is in­vit­ing you to the third round table dis­cus­sion deal­ing with cur­rent top­ics of the Private Equity and Ven­ture Cap­it­al In­dustry. The event is powered by CMS Reich-Rohr­wig Hainz Recht­san­wälte...
30 September 2020
AVCO Di­git­al Round Table #3
AVCO is in­vit­ing you to the third round table dis­cus­sion deal­ing with cur­rent top­ics of the Private Equity and Ven­ture Cap­it­al In­dustry. The event is powered by CMS Reich-Rohr­wig Hainz Recht­san­wälte...
Our CMS Ex­pert Guide to Autonom­ous Vehicles takes you safely to your Des­tin­a­tion
We are proud to present the in­ter­na­tion­al CMS Ex­pert Guide to Autonom­ous Vehicles.In the Ex­pert Guide you will find leg­al ana­lyses of the leg­al re­quire­ments for test­ing and us­ing autonom­ous vehicles (AVs)...
21 May 2020
Autonom­ous vehicles law and reg­u­la­tion in Aus­tria
1. Is the test­ing of AVs (SAE Levels 3-5) per­mit­ted on pub­lic roads in your jur­is­dic­tion? Yes, in Aus­tria test­ing is al­lowed for use in the fol­low­ing cases:1. Autonom­ous minibuses for up to 20 km/h:...
11 May 2021
AI in Life Sci­ences
Ar­ti­fi­cial in­tel­li­gence is not new: the term it­self was coined over 60 years ago. However, the con­ver­gence of data volume, pro­cessing power and tech­nic­al cap­ab­il­ity has con­vinced many that the AI era...
IP and IT li­cences in the crisis
The COV­ID 19 pan­dem­ic is caus­ing con­sid­er­able eco­nom­ic dis­rup­tion world­wide. Com­pan­ies are con­fron­ted with delays in per­form­ance and pay­ment de­faults. Many mar­ket par­ti­cipants run in­to li­quid­ity prob­lems...
Di­git­al Form­a­tion of LLCs (GmbH) in Aus­tria
Set­ting up a com­pany in Aus­tria (es­pe­cially as a non-res­id­ent) re­quires sign­ing the art­icles of as­so­ci­ation in the form of a not­ari­al deed and so sig­nat­or­ies must be phys­ic­ally present or powers of at­tor­ney...
20 December 2019
The new re­gis­tra­tion re­quire­ment for com­pan­ies of­fer­ing vir­tu­al cur­rency...
From 2020, di­git­al cur­ren­cies will be in­cluded in the European sys­tem for pre­vent­ing money laun­der­ing and ter­ror­ist fin­an­cing. Com­pan­ies of­fer­ing vir­tu­al cur­rency ser­vices will thus be­come sub­ject to...
19 August 2019
Big data ana­lyt­ics means big bucks for es­ports
Big data ana­lyt­ics is vi­tal for es­ports today and in the fu­ture. The es­ports com­munity star­ted pro­fes­sion­al­ising its pas­sion some time ago, and has de­veloped a ser­i­ous in­dustry which has prospered in...
Klaus Pat­eter pro­moted to at­tor­ney-at-law at CMS
After Klaus Pat­eter has joined CMS in Vi­enna only at the end of last year as an as­so­ci­ate, he has now taken the next step on his ca­reer jour­ney. Be­ing ad­mit­ted to prac­tice in Aus­tria, he now de­votes his...