FR1104990A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Ophthalmic examination device
Assignee: Guilbert Routit & Cie
•
Filing: 1954-05-21
•
Granted: 1955-11-25
•
Expires: 1974-05-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 07:23
CPC Classifications
A; A61; A61B; A61B3/00; A61B3/18
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.