FR1552667A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
FR1552667A - - Google Patents
Assignee: —
•
Filing: 1968-02-02
•
Granted: 1969-01-03
•
Expires: 1988-02-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-06 16:14
CPC Classifications
G; G02; G02C; G02C5/00; G02C5/22; G02C5/2263
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.