US2067798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window hinge
Assignee: Individual
•
Filing: 1935-11-30
•
Granted: 1937-01-12
•
Expires: 1955-11-30
Abstract
No abstract record available.
Inventors
- 👤 Frederick E Songer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:55
CPC Classifications
E; E05; E05D; E05D3/00; E05D3/06; E05D3/12; E05D15/00; E05D15/06; E05D15/10; E05D15/1065; E05D2015/1084; E05D2015/1086; E05Y; E05Y2201/00; E05Y2201/60; E05Y2201/622; E05Y2201/624; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/148
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) | 1940-01-12 | 1940-07-13 | 1941-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-01-12 | 1944-07-13 | 1945-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-01-12 | 1948-07-13 | 1949-01-12 | $7700.00 | Window Closed / Lapsed |