US2416631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hasp fastener with aligning tongues
Assignee: EXCELSIOR HARDWARE Co
•
Filing: 1943-05-20
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Granted: 1947-02-25
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Expires: 1963-05-20
Abstract
No abstract record available.
Inventors
- 👤 Albert J Komenak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:37
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/10; E05C19/12; E05C19/14; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5009; Y10T70/5031; Y10T70/5058; Y10T70/5089
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US919077A
Cited
US1202002A
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US1229962A
Cited
US1451356A
Cited
US1503462A
Cited
US1481223A
Cited
US1827319A
Cited
US2300509A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-24 | 1950-08-26 | 1951-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-24 | 1954-08-26 | 1955-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-24 | 1958-08-26 | 1959-02-25 | $7700.00 | Window Closed / Lapsed |