Patent US1843784A successfully refreshed from Google Patents.
US1843784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking mechanism for cabinets
Assignee: A N Russell & Sons Co
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Filing: 1930-11-04
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Granted: 1932-02-02
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Expires: 1950-11-04
Abstract
No abstract record available.
Inventors
- 👤 William R Rix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:35
CPC Classifications
A; A47; A47B; A47B95/00; Y; Y10; Y10S; Y10S292/00; Y10S292/68; Y10S70/00; Y10S70/19; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5097; Y10T70/5111
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1935-02-01 | 1935-08-03 | 1936-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-02-01 | 1939-08-03 | 1940-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-02-01 | 1943-08-03 | 1944-02-02 | $7700.00 | Window Closed / Lapsed |