US2601127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light control member
Assignee: Individual
•
Filing: 1945-07-02
•
Granted: 1952-06-17
•
Expires: 1965-07-02
Abstract
No abstract record available.
Inventors
- 👤 Rosenstein Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:32
CPC Classifications
F; F21; F21V; F21V3/00; F21V5/00; F21V5/02; F21Y; F21Y2103/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US458850A
Cited
US755197A
Cited
US1791936A
Cited
US1886445A
Cited
GB408366A
Cited
US2015235A
Cited
US2142964A
Cited
US2269554A
Cited
US2337794A
Cited
US2352804A
Cited
US2372874A
Cited
US2434049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |