US2740039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vertically and angularly adjustable lamp
Assignee: Individual
•
Filing: 1952-09-05
•
Granted: 1956-03-27
•
Expires: 1972-09-05
Abstract
No abstract record available.
Inventors
- 👤 Phillips Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:54
CPC Classifications
F; F21; F21S; F21S6/00; F21S6/002; F21S6/003; F21V; F21V21/00; F21V21/14; F21V21/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1309375A
Cited
US1318148A
Cited
US1449658A
Cited
US1503638A
Cited
CH127645A
Cited
US1889978A
Cited
FR756059A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-27 | 1959-09-26 | 1960-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-27 | 1963-09-26 | 1964-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-27 | 1967-09-26 | 1968-03-27 | $7700.00 | Window Closed / Lapsed |