Patent US3268229A successfully refreshed from Google Patents.
Patent FR966007A successfully refreshed from Google Patents.
FR966007A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Apochromatic objectives for glasses
Assignee: Kodak Pathe SA
•
Filing: 1947-09-19
•
Granted: 1950-09-28
•
Expires: 1967-09-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-09 04:43
CPC Classifications
G; G02; G02B; G02B1/00; G02B1/02; G02B13/00
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.