Patent CA559952A successfully refreshed from Google Patents.
CA559952A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Gelatin films and capsules made therefrom
Assignee: Wyeth Holdings LLC
•
Filing: —
•
Granted: 1958-07-08
•
Expires: 1975-07-08
Abstract
No abstract record available.
Inventors
- 👤 C. Reed Charles
- 👤 Ritter Lawrence
- 👤 Valentine William
- 👤 Chu Yen Ernest
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-10-31 07:35
CPC Classifications
—
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.