Patent FR12318E successfully refreshed from Google Patents.
FR12318E
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Pupillometer that can be used as a photometer in photography
Assignee: Individual
•
Filing: 1910-03-15
•
Granted: 1910-08-29
•
Expires: 1930-03-15
Abstract
No abstract record available.
Inventors
- 👤 Haakon Bryhni
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 17:56
CPC Classifications
G; G01; G01J; G01J1/00; G01J1/60
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.