
Mag. Alexander Schnider, LL.M. (Sydney), Mag. Constantin Kletzer, MMag. Juliane Messner, Dr. Max W. Mosing, LL.M. (IT-Law), LL.M.(Strathclyde), Ing. Mag. Rainer Schultes
What the team is known for: Offers a well-regarded comprehensive IP service with a particular focus on patent and trade mark-related advice, including portfolio management and infringement litigation. Additional experience in domain name and co-existence matters as well as licence agreements and copyright disputes. Also assists with counterfeiting and customs measures. Attracts clients of various industries, including fintech, food and drink, life sciences and construction.
Chambers Global IP (2021)

Mag. Constantin Kletzer
Constantin Kletzer is a well-respected and experienced specialist for patent disputes. He assists international clients from various sectors with enforcement proceedings, often representing global life sciences corporations before Austrian courts as part of multi-jurisdictional litigation. Kletzer is also active on trade mark matters, including filing and clearing up non-used trade marks. Interviewees applaud his litigation skills, with one person asserting that he is “very thoughtful, strategically thinking and very goal-oriented in his advice on proceedings.”
Chambers Global IP (2021)

Dr. Max W. Mosing, LL.M. (IT-Law), LL.M.(Strathclyde)
Max Mosing is an active adviser with particular strength in trade mark and copyright matters. He regularly represents clients in domestic and international disputes, including before the Austrian Supreme Court. Clients are fond of his experienced and practical working style, stating that “Max Mosing knows the market and our needs very well and he is always punctual and reliable. All our problems are solved in such a way that the reasoning is comprehensible to our employees.”
Chambers Global IP (2021)

Ing. Mag. Rainer Schultes
Rainer Schultes improves his ranking thanks to strong market feedback and a high level of activity in leading high-profile IP proceedings. He advises both claimants and defendants before domestic and EU courts, with regard to patent and trade mark as well as trade secret and unfair competition disputes. Clients especially appreciate that “he has a technical background, which is exactly what we need. He always seems to be personally concerned with winning a case and approaches the matters with a lot of dedication.”
Chambers Global IP (2021)

Mag. Alexander Schnider, LL.M. (Sydney), Mag. Constantin Kletzer, MMag. Juliane Messner, Dr. Max W. Mosing, LL.M. (IT-Law), LL.M.(Strathclyde), Ing. Mag. Rainer Schultes
Global IP Awards – IP Firm of the Year 2020 – Austria
The Global IP Awards presented by iam and WTR

Mag. Alexander Schnider, LL.M. (Sydney), Mag. Constantin Kletzer, MMag. Juliane Messner, Dr. Max W. Mosing, LL.M. (IT-Law), LL.M.(Strathclyde), Ing. Mag. Rainer Schultes
All GEISTWERT partners were honored by the 2021 Corporate Intl Magazine Global Awards as follows: Juliane Messner: Privacy Law Lawyer of the Year in Austria 2021 & Data Protection Lawyer of the Year in Austria 2021 (together with max Mosing); Constantin Kletzer: Industrial Property Lawyer of the Year in Austria 2021; & Dispute Resolution Lawyer of the Year in Austria 2021 & Copyright Lawyer of the Year in Austria 2021 (together with Rainer Schultes); Rainer Schultes: Patent Lawyer of the Year in Austria 2021 & Copyright Lawyer of the Year in Austria 2021 (together with Constantin Kletzer); Max Mosing: IT Lawyer of the Year in Austria 2021 (together with Alexander Schnider) & Data Protection Lawyer of the Year in Austria 2021 (together with Juliane Messner); Alexander Schnider: IT Lawyer of the Year in Austria 2021 (together with Max Mosing) & IP Lawyer of the Year in Austria 2021
The 2021 Corporate Intl Magazine Global Awards

Mag. Alexander Schnider, LL.M. (Sydney), Mag. Constantin Kletzer, MMag. Juliane Messner, Dr. Max W. Mosing, LL.M. (IT-Law), LL.M.(Strathclyde), Ing. Mag. Rainer Schultes
GEISTWERT has been included within the top 10 Austrian Patent firms
The Patent Lawyer Law Firm Rankings 2020

Mag. Alexander Schnider, LL.M. (Sydney), Mag. Constantin Kletzer, MMag. Juliane Messner, Dr. Max W. Mosing, LL.M. (IT-Law), LL.M.(Strathclyde), Ing. Mag. Rainer Schultes
Handelsblatt in cooperation with Best Lawyers awarded GEISTWERT as follows for Austria 2020: Law Firm of the Year for Industrial Property: GEISTWERT. Lawyer of the Year for IT-Law: Max Mosing. Amongst the best lawyers for Industrial Property: Juliane Messner, Constantin Kletzer, Max Mosing, Alexander Schnider and Rainer Schultes. Amongst the best lawyers for IT-law: Max Mosing & Alexander Schnider. Amongst the best lawyers for technology law: Juliane Messner & Alexander Schnider. Amongst the best lawyers for dispute resolution: Constantin Kletzer.
Handelsblatt: Austria’s Best Lawyers 2020 – in cooperation with Best Lawyers

Mag. Constantin Kletzer
Constantin Kletzer was named an IP Star 2020 for Patents and Trademarks
MIP IP Stars 2020

Mag. Alexander Schnider, LL.M. (Sydney)
Alexander Schnider was named an IP Star 2020 for Trademarks and Copyrights
MIP IP Stars 2020

Ing. Mag. Rainer Schultes
Rainer Schultes was named an IP Star 2020 for Patents and Trademarks
MIP IP Stars 2020

MMag. Juliane Messner
“Juliane is a brilliant brain and she is always very focused on the clients needs. I am very impressed that she is able to deliver custom tailored structures/advice. She has a deep industry knowledge and she always finds a good solution.”
Legal 500 EMEA, TMT 2020 – Testimonials on Individuals (also see Legal 500 EMEA, IP 2020 Ranking)

Mag. Alexander Schnider, LL.M. (Sydney)
“Alexander Schnider is the go-to lawyer in Austria for interactive entertainment, he knows the business as such and our business goals like no other.”
Legal 500 EMEA, TMT 2020 – Testimonials on Individuals (also see Legal 500 EMEA, IP 2020 Ranking)

Mag. Alexander Schnider, LL.M. (Sydney), Mag. Constantin Kletzer, MMag. Juliane Messner, Dr. Max W. Mosing, LL.M. (IT-Law), LL.M.(Strathclyde), Ing. Mag. Rainer Schultes
What the team is known for TMT boutique offering dependable expertise in IT and related IP matters. Noted for high-quality work in software contracts and game development. Additionally handles related IP aspects, especially copyright and trade mark matters. Further areas of activity include data protection, international e-commerce and IT outsourcing. Often seen advising technology start-ups as well as numerous clients in the media, entertainment and electronics industries. Represents state-owned and private companies on both domestic and multi-jurisdictional matters. Strengths: The firm receives praise by a client who enthuses: “Cross-border work is handled brilliantly by GEISTWERT, not least because of the very strong international network of the law firm.” Another satisfied client further appreciates the team’s ability to “explain complicated facts in a simple and practical way.” Work highlights: Advised Mi’pu’mi Games on the negotiations regarding the contracts for the development of a new game franchise.
Chambers Europe – TMT: Information Technology

Dr. Max W. Mosing, LL.M. (IT-Law), LL.M.(Strathclyde)
Max Mosing frequently assists clients with data protection, e-commerce and large IT projects. One satisfied client says: “He knows the market and our needs very well, and is always punctual and reliable. All our problems are solved in such a way that the reasoning is comprehensible for our employees.”
Chambers Europe – TMT: Information Technology