FR673265A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to rotary machines, such as pumps and motors
Assignee: Rene Planche
•
Filing: 1929-04-13
•
Granted: 1930-01-13
•
Expires: 1949-04-13
Abstract
No abstract record available.
Inventors
- 👤 Rene Planche
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 11:10
CPC Classifications
F; F01; F01C; F01C1/00; F01C1/22; F01C1/30; F01C1/34; F01C1/344; F01C1/3441; F01C19/00; F01C19/02; F01C19/04
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.