US2670919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable support for ceiling lighting fixtures
Assignee: Individual
•
Filing: 1950-03-29
•
Granted: 1954-03-02
•
Expires: 1970-03-29
Abstract
No abstract record available.
Inventors
- 👤 Esoldi Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:07
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/02; E; E04; E04B; E04B9/00; E04B9/006; E04C; E04C3/00; E04C3/02; E04C2003/026; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32426; Y10T403/32442; Y10T403/32451; Y10T403/32459
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1445256A
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US1793035A
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US1927515A
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US1878821A
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US2214388A
Cited
US2120619A
Cited
US2140861A
Cited
US2343688A
Cited
US2387951A
Cited
US2461794A
Cited
US2528418A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |