US2487128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adapter hub
Assignee: Worthington Pump and Machinery Corp
•
Filing: 1945-05-23
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Granted: 1949-11-08
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Expires: 1965-05-23
Abstract
No abstract record available.
Inventors
- 👤 Clarence J Hahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:47
CPC Classifications
F; F16; F16D; F16D1/00; F16D1/06; F16D1/08; F16D1/09; F16D1/093; F16D1/095; F16D1/096; F16D1/0852; F16D1/0864; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7051; Y10T403/7052; Y10T403/7056; Y10T403/7075; Y10T403/7077; Y10T403/7079
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1116845A
Cited
US1356101A
Cited
US2157838A
Cited
US2396414A
Cited
US2377046A
Cited
US2381697A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-07 | 1953-05-09 | 1953-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-07 | 1957-05-09 | 1957-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-07 | 1961-05-09 | 1961-11-08 | $7700.00 | Window Closed / Lapsed |