US2622831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable clamp
Assignee: Airco Inc
•
Filing: 1950-06-20
•
Granted: 1952-12-23
•
Expires: 1970-06-20
Abstract
No abstract record available.
Inventors
- 👤 Edward F Fullwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:46
CPC Classifications
A; A61; A61G; A61G13/00; A61G13/10; A61G13/12; A61G13/101; A61G13/1205; A61G13/1245
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US398289A
Cited
US1153772A
Cited
US1216296A
Cited
US1468110A
Cited
US1546332A
Cited
US2212953A
Cited
US2486685A
Cited
US2518289A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |