US2597565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flashlight attachment for guns
Assignee: Individual
•
Filing: 1949-11-12
•
Granted: 1952-05-20
•
Expires: 1969-11-12
Abstract
No abstract record available.
Inventors
- 👤 Chandler Daniel Gordon
- 👤 Bryson William Wiley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:59
CPC Classifications
F; F41; F41G; F41G1/00; F41G1/32; F41G1/34; F41G1/35; F41C; F41C23/00; F41C23/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US976416A
Cited
US1535459A
Cited
US1835233A
Cited
GB355138A
Cited
US2132063A
Cited
US2258252A
Cited
US2294558A
Cited
US2494956A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-20 | 1955-11-19 | 1956-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-20 | 1959-11-19 | 1960-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-20 | 1963-11-19 | 1964-05-20 | $7700.00 | Window Closed / Lapsed |