US2913569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lighting apparatus for photography
Assignee: Individual
•
Filing: 1955-09-07
•
Granted: 1959-11-17
•
Expires: 1975-09-07
Abstract
No abstract record available.
Inventors
- 👤 Edelstein Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:04
CPC Classifications
G; G03; G03B; G03B15/00; G03B15/02; G03B15/06; F; F21; F21W; F21W2131/00; F21W2131/40; F21W2131/406
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1748057A
Cited
GB365806A
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US2013721A
Cited
US2205860A
Cited
US2277698A
Cited
GB615040A
Cited
US2624831A
Cited
US2615120A
Cited
US2777939A
Cited
US2745945A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-16 | 1963-05-18 | 1963-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-16 | 1967-05-18 | 1967-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-16 | 1971-05-18 | 1971-11-17 | $7700.00 | Window Closed / Lapsed |