US1584174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-cooled thrust bearing
Assignee: Kingsbury Machine Works Inc
•
Filing: 1922-03-16
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Granted: 1926-05-11
•
Expires: 1942-03-16
Abstract
No abstract record available.
Inventors
- 👤 Harry A S Howarth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:52
CPC Classifications
F; F16; F16C; F16C37/00; F16C37/002; F16C17/00; F16C17/04; F16C17/06; Y; Y10; Y10S; Y10S384/00; Y10S384/90
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) | 1929-05-10 | 1929-11-09 | 1930-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-05-10 | 1933-11-09 | 1934-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-05-10 | 1937-11-09 | 1938-05-11 | $7700.00 | Window Closed / Lapsed |