ZWEIKAMMER-GASAUSTAUSCHER
European patent · EP3668556 · In force
Register entry
- Publication number
- EP3668556
- Application number
- EP18845595
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Aug 15, 2018
- Published
- Jun 24, 2020
- Granted
- Jan 7, 2026
- Protection ends at the latest
- Aug 14, 2038
- Next annual fee due
- Aug 31, 2027
- IPC classes
- A61M 1/16 (2006.01)
- Priority
- US 201762545512 P 15.08.2017
- PCT application
- PCT/US2018/000133 15.08.2018
- PCT publication
- WO2019/035869 21.02.2019
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Sep 1, 2026
Next annual fee due on
- Next annual fee due on
- 31.08.2026 → 31.08.2027
Published in Swissreg on 01.09.2026
- Feb 13, 2026
Agent entered
- Representative
- Stolmár & Partner Intellectual Property S.à.r.l., Bahnhofstrasse 11, 6210 Sursee
Published in Swissreg on 13.02.2026
- Jan 7, 2026
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 07.01.2026
Parties
Holder
Inventor
WU, Zhongjun
Marriottsville, Maryland 21104, US
GRIFFITH, Bartley P.
Gibson Island, Maryland 21056, US
ZHANG, Jiafeng
Silver Spring, MD 20902, US
ORWIG, Steven J.
Bowie, Maryland 20720, US
The register names each party by name and address. A holder or agent is linked to an organization where exactly one entity of the commercial register bears its name; the street of a party not so recognised is not shown here.