US2128384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window ventilating mechanism
Assignee: American Motors Corp
•
Filing: 1933-09-23
•
Granted: 1938-08-30
•
Expires: 1953-09-23
Abstract
No abstract record available.
Inventors
- 👤 Millard H Toncray
- 👤 Earl H Pickett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:53
CPC Classifications
E; E05; E05F; E05F11/00; E05F11/38; E05F11/382; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/55
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1941-08-29 | 1942-02-28 | 1942-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-08-29 | 1946-02-28 | 1946-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-08-29 | 1950-02-28 | 1950-08-30 | $7700.00 | Window Closed / Lapsed |