US2471278A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gun sight control
Assignee: AT&T Inc
•
Filing: 1943-12-01
•
Granted: 1949-05-24
•
Expires: 1963-12-01
Abstract
No abstract record available.
Inventors
- 👤 Larned A Meacham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:37
CPC Classifications
F; F41; F41G; F41G5/00; F41G5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1308134A
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US1724093A
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US2339521A
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US1067859A
Cited
GB146847A
Cited
GB167191A
Cited
US1936442A
Cited
US2408356A
Cited
DE616248C
Cited
US2405065A
Cited
US2407191A
Cited
US2414108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-23 | 1952-11-22 | 1953-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-23 | 1956-11-22 | 1957-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-23 | 1960-11-22 | 1961-05-24 | $7700.00 | Window Closed / Lapsed |