Patent US3426382A successfully refreshed from Google Patents.
Patent CA907436A successfully refreshed from Google Patents.
Patent FR81338E successfully refreshed from Google Patents.
FR81338E
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to the tubes intended in particular for the support of aerodynes
Assignee: Bertin Technologies SAS
•
Filing: 1962-03-13
•
Granted: 1963-09-06
•
Expires: 1982-03-13
Abstract
No abstract record available.
Inventors
- 👤 Paul Francois Guienne
- 👤 Rene Hirsch
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 09:58
CPC Classifications
B; B64; B64C; B64C29/00; B64C29/0008; B64C29/0041; B64C23/00; B64C23/005
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.