US2274444A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lighting fixture
Assignee: Individual
•
Filing: 1940-05-04
•
Granted: 1942-02-24
•
Expires: 1960-05-04
Abstract
No abstract record available.
Inventors
- 👤 Freed Simon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:49
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/04; F; F21; F21V; F21V3/00; F21V3/04; F21V7/00; F21V7/0008; F21V7/0016; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24479
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-02-23 | 1945-08-25 | 1946-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-02-23 | 1949-08-25 | 1950-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-02-23 | 1953-08-25 | 1954-02-24 | $7700.00 | Window Closed / Lapsed |