US2176683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casement window operator
Assignee: Individual
•
Filing: 1936-06-03
•
Granted: 1939-10-17
•
Expires: 1956-06-03
Abstract
No abstract record available.
Inventors
- 👤 Peremi Edmund
- 👤 Toth Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:49
CPC Classifications
E; E05; E05C; E05C17/00; E05C17/02; E05C17/04; E05C17/12; E05C17/20; Y; Y10; Y10T; Y10T292/00; Y10T292/28; Y10T292/289; Y10T292/293; Y10T292/301; Y10T292/302; Y10T292/45
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) | 1942-10-16 | 1943-04-17 | 1943-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-10-16 | 1947-04-17 | 1947-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-10-16 | 1951-04-17 | 1951-10-17 | $7700.00 | Window Closed / Lapsed |