Patent US3471189A successfully refreshed from Google Patents.
US3471189A
Expired / Lapsed
US
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Sliding door lock
Assignee: JULIEA M NESS
•
Filing: 1967-12-14
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Granted: 1969-10-07
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Expires: 1987-12-14
Abstract
No abstract record available.
Inventors
- 👤 Juliea M Ness
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:25
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/08; E05B65/0888; Y; Y10; Y10S; Y10S292/00; Y10S292/46; Y10T; Y10T292/00; Y10T292/11; Y10T292/28; Y10T292/285; Y10T292/286
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1601524A
Cited
US2222078A
Cited
GB688283A
Cited
US2724609A
Cited
US2912268A
Cited
US2955239A
Cited
US3282618A
Cited
US3328920A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-06 | 1973-04-07 | 1973-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-06 | 1977-04-07 | 1977-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-06 | 1981-04-07 | 1981-10-07 | $7700.00 | Window Closed / Lapsed |