Patent DE379713C successfully refreshed from Google Patents.
DE379713C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Gear wheel with a springy rim
Assignee: HELLMUTH BEYER
•
Filing: 1921-05-07
•
Granted: 1923-08-28
•
Expires: 1941-05-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-07 23:48
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/64; F16D3/66
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.