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Patent US2861660A successfully refreshed from Google Patents.
US2861660A
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Latch construction for sliding doors
Assignee: HOUGH SHADE Corp
•
Filing: 1955-10-19
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Granted: 1958-11-25
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Expires: 1975-10-19
Abstract
No abstract record available.
Inventors
- 👤 Robert H Ensign
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:36
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; Y10T292/0926; Y10T292/0928; Y10T292/093; Y10T292/0945; Y10T292/0951; Y10T292/0959; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5173; Y10T70/519
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1358036A
Cited
US1459812A
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US2203819A
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US2677443A
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US2668319A
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US2712464A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |