US2546098A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quick-acting clamp
Assignee: Marmac Products Inc
•
Filing: 1946-03-20
•
Granted: 1951-03-20
•
Expires: 1966-03-20
Abstract
No abstract record available.
Inventors
- 👤 Howard D Houghton
- 👤 Theodore A Woolsey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:51
CPC Classifications
F; F16; F16L; F16L33/00; F16L33/02; F16L33/12; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1418; Y10T24/142
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US144997A
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US357818A
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US608012A
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US938344A
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US1148472A
Cited
GB191200093A
Cited
US1399416A
Cited
US1518479A
Cited
FR621163A
Cited
US1996741A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-19 | 1954-09-18 | 1955-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-19 | 1958-09-18 | 1959-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-19 | 1962-09-18 | 1963-03-20 | $7700.00 | Window Closed / Lapsed |