US2620645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latch with lock dogging means
Assignee: Individual
•
Filing: 1950-05-16
•
Granted: 1952-12-09
•
Expires: 1970-05-16
Abstract
No abstract record available.
Inventors
- 👤 Levane Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:17
CPC Classifications
E; E05; E05B; E05B27/00; E05B27/0028; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/55; Y10T70/5518; Y10T70/5611; Y10T70/5757; Y10T70/5765; Y10T70/577; Y10T70/5774; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/752; Y10T70/7531
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US96802A
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US219077A
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US1309439A
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US918357A
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US924528A
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US967066A
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US1083483A
Cited
US1084082A
Cited
US1169541A
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US2024497A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |