US2453343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retainer strip
Assignee: Glenn L Martin Co
•
Filing: 1944-07-19
•
Granted: 1948-11-09
•
Expires: 1964-07-19
Abstract
No abstract record available.
Inventors
- 👤 Mason J Reilly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:12
CPC Classifications
B; B64; B64C; B64C1/00; B64C1/14; B64C1/1476; B64C1/1492; B60; B60J; B60J10/00; B60J10/70
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US73586A
Cited
US1151571A
Cited
US1530734A
Cited
US1823020A
Cited
US2074656A
Cited
US2114791A
Cited
US2240930A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-09 | 1952-05-10 | 1952-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-09 | 1956-05-10 | 1956-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-09 | 1960-05-10 | 1960-11-09 | $7700.00 | Window Closed / Lapsed |