US2605316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock absorber assembly for portable electric flashlights
Assignee: Individual
•
Filing: 1947-12-03
•
Granted: 1952-07-29
•
Expires: 1967-12-03
Abstract
No abstract record available.
Inventors
- 👤 Leopold C Grimsley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:41
CPC Classifications
F; F21; F21L; F21L4/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1602221A
Cited
US2080827A
Cited
US1933304A
Cited
US2274178A
Cited
US2271421A
Cited
US2437373A
Cited
US2420138A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |