US2795445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window lock
Assignee: Curtis Companies Inc
•
Filing: 1955-05-09
•
Granted: 1957-06-11
•
Expires: 1975-05-09
Abstract
No abstract record available.
Inventors
- 👤 Forrest F Beil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:24
CPC Classifications
E; E05; E05C; E05C1/00; E05C1/02; E05C1/06; Y; Y10; Y10S; Y10S292/00; Y10S292/20; Y10S292/38; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/1014; Y10T292/1016; Y10T292/62; Y10T292/68
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US194825A
Cited
US241998A
Cited
US367827A
Cited
US1796490A
Cited
US2186795A
Cited
US2499165A
Cited
US2612399A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-10 | 1960-12-10 | 1961-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-10 | 1964-12-10 | 1965-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-10 | 1968-12-10 | 1969-06-11 | $7700.00 | Window Closed / Lapsed |