Patent US2508151A successfully refreshed from Google Patents.
Patent FR995834A successfully refreshed from Google Patents.
FR995834A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Friction spiral automatic starting pulley
Assignee: Desire-Cecilien-Jose Detraux
•
Filing: 1949-09-19
•
Granted: 1951-12-10
•
Expires: 1969-09-19
Abstract
No abstract record available.
Inventors
- 👤 Desire-Cecilien-Jose Detraux
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 23:32
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/02; F16D43/04; F16D43/14; F16D43/18
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.