US2455598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clamp
Assignee: Individual
•
Filing: 1947-07-12
•
Granted: 1948-12-07
•
Expires: 1967-07-12
Abstract
No abstract record available.
Inventors
- 👤 Andrew B Michalenko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:06
CPC Classifications
A; A47; A47H; A47H1/00; A47H1/02; F; F16; F16L; F16L3/00; F16L3/08; F16L3/12; F16L3/123; F16L3/1233
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US934804A
Cited
US2340713A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-07 | 1952-06-07 | 1952-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-07 | 1956-06-07 | 1956-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-07 | 1960-06-07 | 1960-12-07 | $7700.00 | Window Closed / Lapsed |