US2329435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light fixture
Assignee: ISIDOR ROSENBLATT AND MAX ROSE
•
Filing: 1941-11-18
•
Granted: 1943-09-14
•
Expires: 1961-11-18
Abstract
No abstract record available.
Inventors
- 👤 Colucci John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:06
CPC Classifications
F; F21; F21V; F21V17/00; F21V17/10; F21V17/12; F21V19/00; F21V19/04; F21Y; F21Y2103/00
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) | 1946-09-13 | 1947-03-15 | 1947-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-09-13 | 1951-03-15 | 1951-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-09-13 | 1955-03-15 | 1955-09-14 | $7700.00 | Window Closed / Lapsed |