US2472624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work lamp support
Assignee: NARAS RES Inc
•
Filing: 1943-07-10
•
Granted: 1949-06-07
•
Expires: 1963-07-10
Abstract
No abstract record available.
Inventors
- 👤 Schwartz Nathan Rodney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:11
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/14; F21V21/26; F21V21/28; Y; Y10; Y10S; Y10S285/00; Y10S285/907; Y10T; Y10T403/00; Y10T403/32; Y10T403/32549; Y10T403/32557; Y10T403/32565; Y10T403/32573; Y10T403/32606; Y10T403/32631; Y10T403/32737; Y10T403/32762
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE17845E
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DE361689C
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US960723A
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US1166752A
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GB254972A
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US1736208A
Cited
US1693925A
Cited
US1893108A
Cited
US1963278A
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US2041847A
Cited
US2257866A
Cited
US2255262A
Cited
US2352806A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-06 | 1952-12-06 | 1953-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-06 | 1956-12-06 | 1957-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-06 | 1960-12-06 | 1961-06-07 | $7700.00 | Window Closed / Lapsed |