US3511985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable beam lamp
Assignee: JOSEPH A MUSCOVITCH
•
Filing: 1967-06-08
•
Granted: 1970-05-12
•
Expires: 1987-06-08
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Muscovitch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:36
CPC Classifications
F; F21; F21V; F21V7/00; F21V7/0008; F21V7/0016; F21V14/00; F21V14/04; F21V17/00; F21V17/06; F21V29/00; F21V29/15
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1433570A
Cited
US1480295A
Cited
GB190808427A
Cited
US1427251A
Cited
US1421944A
Cited
US1588053A
Cited
US1638716A
Cited
US1983337A
Cited
US2109056A
Cited
US2666194A
Cited
US3392274A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |