US2680459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cam actuated construction clamp
Assignee: EIDP Inc
•
Filing: 1950-10-17
•
Granted: 1954-06-08
•
Expires: 1970-10-17
Abstract
No abstract record available.
Inventors
- 👤 Claude J Dodson
- 👤 Clarence M Gardner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:09
CPC Classifications
E; E04; E04G; E04G17/00; E04G17/02; Y; Y10; Y10S; Y10S269/00; Y10S269/904; Y10T; Y10T24/00; Y10T24/44; Y10T24/44573; Y10T24/4459
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US60091A
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US136399A
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US176752A
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US256026A
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US497550A
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US793412A
Cited
FR350791A
Cited
US1084379A
Cited
US1273809A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-07 | 1957-12-07 | 1958-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-07 | 1961-12-07 | 1962-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-07 | 1965-12-07 | 1966-06-08 | $7700.00 | Window Closed / Lapsed |