Patent US1797752A successfully refreshed from Google Patents.
US1797752A
Expired / Lapsed
US
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Bearing
Assignee: Individual
•
Filing: 1926-12-24
•
Granted: 1931-03-24
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Expires: 1946-12-24
Abstract
No abstract record available.
Inventors
- 👤 Blackmore Lloyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:01
CPC Classifications
B; B21; B21K; B21K1/00; B21K1/04; B22; B22F; B22F7/00; B22F7/06; B22F7/08; F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/14; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49668; Y10T29/49677
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) | 1934-03-23 | 1934-09-22 | 1935-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-03-23 | 1938-09-22 | 1939-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-03-23 | 1942-09-22 | 1943-03-24 | $7700.00 | Window Closed / Lapsed |