Patent US2983000A successfully refreshed from Google Patents.
US2983000A
Expired / Lapsed
US
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Latch mechanism for sliding door devices
Assignee: Individual
•
Filing: 1960-05-16
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Granted: 1961-05-09
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Expires: 1980-05-16
Abstract
No abstract record available.
Inventors
- 👤 James F Metzger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 04:56
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/08; E05B65/0811; Y; Y10; Y10S; Y10S292/00; Y10S292/46; Y10T; Y10T292/00; Y10T292/08; Y10T292/0911; Y10T292/0945; Y10T292/0947; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5173; Y10T70/5177; Y10T70/5181; Y10T70/5199; Y10T70/5246; Y10T70/5296; Y10T70/5345; Y10T70/5354
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2668069A
Cited
US2949647A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |