Patent US2761475A successfully refreshed from Google Patents.
US2761475A
Expired / Lapsed
US
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Adjustable beam and form clamp
Assignee: Individual
•
Filing: 1953-04-14
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Granted: 1956-09-04
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Expires: 1973-04-14
Abstract
No abstract record available.
Inventors
- 👤 Hayne Richard D La
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:34
CPC Classifications
E; E04; E04G; E04G17/00; E04G17/06; E04G17/12; E04G13/00; E04G13/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1644586A
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GB284157A
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US1687976A
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US1699503A
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US2400852A
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US2395607A
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US2513882A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-04 | 1960-03-05 | 1960-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-04 | 1964-03-05 | 1964-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-04 | 1968-03-05 | 1968-09-04 | $7700.00 | Window Closed / Lapsed |