US2522659A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clamping device
Assignee: Rheem Manufacturing Co
•
Filing: 1946-04-05
•
Granted: 1950-09-19
•
Expires: 1966-04-05
Abstract
No abstract record available.
Inventors
- 👤 Rea V Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:48
CPC Classifications
B; B23; B23K; B23K37/00; B23K37/04; B23K37/053; B23K37/0535
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1732217A
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US1231357A
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US1349070A
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US1729076A
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US1922249A
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US2124735A
Cited
US2235553A
Cited
US2260611A
Cited
US2256879A
Cited
US2371376A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-18 | 1954-03-20 | 1954-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-18 | 1958-03-20 | 1958-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-18 | 1962-03-20 | 1962-09-19 | $7700.00 | Window Closed / Lapsed |