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Applicant-side representative
MICHALSKI HÜTTERMANN & PARTNER Patentanwälte mbB
15 first-instance invalidity cases · 2018–2026 · 73.3% win rate
Cases
15
Invalidated
11
Lost
4
Win rate
73.3%
Median costs
€750
Win rate by year
2018
50%4/8 merits
2020
100%1/1 merits
2022
100%1/1 merits
2023
100%1/1 merits
2024
100%2/2 merits
2025
100%1/1 merits
2026
100%1/1 merits
Bar = win rate; faint right-hand bar = case volume that year.
Most-practised sectors
- 25Building units & construction8
- 27Tobacco & smokers' supplies2
- 08Tools & hardware1
- 09Packages & containers1
- 12Means of transport1
- 28Pharmaceutical & cosmetic1
Most-invoked grounds
- Article 25(1)(b)15
- Article 4(1)10
- Article 7(1)10
- Article 6(1)(b)9
- Article 44
- Article 54
Most-represented clients
- Küberit Profile Systems GmbH & Co. KG8 cases · 4/8 won
- Guangzhou Naidong Info Technology Co., Ltd.1 case · 1/1 won
- Henrich Ricar1 case · 1/1 won
- Josef Bichlmeier1 case · 1/1 won
- Markencompany Horn & Hauer GbR1 case · 1/1 won
- Michalski Hüttermann & Partner Patentanwälte mbB1 case · 1/1 won
Most-frequent opposing parties
- Georg Sondermann8 cases · prevailed 4×
- Canhui Xie1 case
- Enrique Michael Schinkel1 case
- Tuanfang Liu1 case
- Xin Lu1 case
Most-frequent opposing holder-side firms
- V. Bezold & Partner8 cases · they prevailed 4×
- Grosse Schumacher Knauer von Hirschhausen1 case
- IPSIDE1 case
- London IP (Europe)1 case
- Matthias Scholl, Inc.1 case
- Tong Yang SLU1 case
Recent decisions
| Date | Case | Holder | Outcome |
|---|---|---|---|
| 2026-05-12 | 000129241 | Yi Wing Global Limited | Invalidated (total) |
| 2025-02-27 | 000124395 | Xin Lu | Invalidated (total) |
| 2024-10-27 | 000126335 | Shenzhen Taisheng Technology Co., Ltd. | Invalidated (total) |
| 2024-10-14 | 000125401 | Enrique Michael Schinkel | Invalidated (total) |
| 2023-06-02 | 000120618 | Xin Yang | Invalidated (total) |
| 2022-03-03 | 000115022 | Canhui Xie | Invalidated (total) |
| 2020-07-14 | 000108701 | Tuanfang Liu | Invalidated (total) |
| 2018-03-20 | 000010717 | Georg Sondermann | Invalidated (total) |
| 2018-03-20 | 000010723 | Georg Sondermann | Application rejected (holder wins) |
| 2018-03-20 | 000010716 | Georg Sondermann | Invalidated (total) |
| 2018-03-20 | 000010718 | Georg Sondermann | Application rejected (holder wins) |
| 2018-03-20 | 000010719 | Georg Sondermann | Application rejected (holder wins) |