US2153397A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machinable sinter bearing
Assignee: Johnson Bronze Co
•
Filing: 1937-10-15
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Granted: 1939-04-04
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Expires: 1957-10-15
Abstract
No abstract record available.
Inventors
- 👤 Sandler Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:35
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/12; F16C33/128; F16C33/14; F16C33/145; F16C2204/00; F16C2204/10; F16C2204/12; F16C2220/00; F16C2220/20; F16C2220/28; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49702
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) | 1942-04-03 | 1942-10-03 | 1943-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-04-03 | 1946-10-03 | 1947-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-04-03 | 1950-10-03 | 1951-04-04 | $7700.00 | Window Closed / Lapsed |