US2969666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lock and latch assembly
Assignee: Kawneer Co Inc
•
Filing: 1957-07-03
•
Granted: 1961-01-31
•
Expires: 1977-07-03
Abstract
No abstract record available.
Inventors
- 👤 Dan C Muessel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:07
CPC Classifications
E; E05; E05C; E05C9/00; E05C9/04; E05C9/043; E05C9/047; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/0803; Y10T292/0805; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5246; Y10T70/5248; Y10T70/5252; Y10T70/5261; Y10T70/5296; Y10T70/5319; Y10T70/5341
Claims Analysis
Total Claims: 0
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US2824440A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |