Patent DE524880C successfully refreshed from Google Patents.
DE524880C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Air-cooled bearings, especially for crankshafts of internal combustion engines
Assignee: Individual
•
Filing: 1929-04-07
•
Granted: 1931-05-15
•
Expires: 1949-04-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 09:24
CPC Classifications
F; F02; F02F; F02F7/00; F02F7/0043; F02F7/0053; F01; F01P; F01P1/00; F01P1/06; F02F7/0002; F02F7/0012
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.