US2222965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinge
Assignee: CHAS F GEHRMANN
•
Filing: 1940-05-13
•
Granted: 1940-11-26
•
Expires: 1960-05-13
Abstract
No abstract record available.
Inventors
- 👤 John F Voelkel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:14
CPC Classifications
E; E05; E05F; E05F1/00; E05F1/02; E05F1/04; E05F1/06; E05F1/061; E05F1/065; E05Y; E05Y2201/00; E05Y2201/60; E05Y2201/604; E05Y2201/622; E05Y2201/638; E05Y2201/688
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-11-26 | 1944-05-27 | 1944-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-11-26 | 1948-05-27 | 1948-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-11-26 | 1952-05-27 | 1952-11-26 | $7700.00 | Window Closed / Lapsed |