PHOTONISCHE STRUKTUR
European patent · EP4194938 · In force
Register entry
- Publication number
- EP4194938
- Application number
- EP22212077
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Dec 7, 2022
- Published
- Jun 14, 2023
- Granted
- Oct 29, 2025
- Protection ends at the latest
- Dec 6, 2042
- Next annual fee due
- Dec 31, 2026
- IPC classes
- G02F 1/01 (2006.01)G02B 6/00 (2006.01)G02F 1/015 (2006.01)G02F 1/025 (2006.01)
- Priority
- US 202117643327 08.12.2021
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Sep 9, 2026
Change
Published in Swissreg on 09.09.2026
- Jan 1, 2026
Next annual fee due on
- Next annual fee due on
- 31.12.2025 → 31.12.2026
Published in Swissreg on 01.01.2026
- Oct 30, 2025
Agent entered
- Representative
- Murgitroyd & Company, Geneva Rhone 8 Sàrl, Rue du Commerce 4, 1204 Genève
Published in Swissreg on 30.10.2025
- Oct 29, 2025
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 29.10.2025
Parties
Inventor
HOUCK, William D.
Santa Rosa, 95404, 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.