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Patent US2548413A successfully refreshed from Google Patents.
US2548413A
Expired / Lapsed
US
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Latch
Assignee: Individual
•
Filing: 1947-07-18
•
Granted: 1951-04-10
•
Expires: 1967-07-18
Abstract
No abstract record available.
Inventors
- 👤 Herbert O Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:03
CPC Classifications
B; B65; B65D; B65D51/00; B65D51/14; B65D51/145; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0886; Y10T292/0887; Y10T292/1043; Y10T292/1075; Y10T292/1094; Y10T292/20; Y10T292/218
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1062075A
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US1492088A
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Cited
US2121596A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-09 | 1954-10-09 | 1955-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-09 | 1958-10-09 | 1959-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-09 | 1962-10-09 | 1963-04-10 | $7700.00 | Window Closed / Lapsed |