US2067106A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electropneumatically operated window
Assignee: DEAN H HOLDEN
•
Filing: 1934-09-24
•
Granted: 1937-01-05
•
Expires: 1954-09-24
Abstract
No abstract record available.
Inventors
- 👤 Armen H Tashjian
- 👤 Dean H Holden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:54
CPC Classifications
E; E05; E05F; E05F15/00; E05F15/50; E05F15/57; E05Y; 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) | 1940-01-05 | 1940-07-06 | 1941-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-01-05 | 1944-07-06 | 1945-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-01-05 | 1948-07-06 | 1949-01-05 | $7700.00 | Window Closed / Lapsed |