Patent US2130461A successfully refreshed from Google Patents.
US2130461A
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Method of making bearings
Assignee: Motors Liquidation Co
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Filing: 1929-05-06
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Granted: 1938-09-20
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Expires: 1949-05-06
Abstract
No abstract record available.
Inventors
- 👤 Norman H Gilman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:55
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/14; B; B22; B22D; B22D19/00; B22D19/08; B22D19/085; F16C2223/00; F16C2223/30; F16C2223/44; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49668; Y10T29/49677; Y10T29/49705; Y10T29/49709
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1941-09-19 | 1942-03-21 | 1942-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-09-19 | 1946-03-21 | 1946-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-09-19 | 1950-03-21 | 1950-09-20 | $7700.00 | Window Closed / Lapsed |