Patent US6191964B1 successfully refreshed from Google Patents.
US2647007A
Expired / Lapsed
US
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Adjustable lifting clamp
Assignee: MERRILL BROTHERS
•
Filing: 1950-05-18
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Granted: 1953-07-28
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Expires: 1970-05-18
Abstract
No abstract record available.
Inventors
- 👤 Carl H Gmoser
- 👤 Gardner Edward Merrill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:34
CPC Classifications
B; B66; B66C; B66C1/00; B66C1/10; B66C1/42; B66C1/44; B66C1/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2229800A
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US2374120A
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US2379652A
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US2543017A
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US2441026A
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US2536932A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-27 | 1957-01-26 | 1957-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-27 | 1961-01-26 | 1961-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-27 | 1965-01-26 | 1965-07-28 | $7700.00 | Window Closed / Lapsed |