US2826678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lighting fixture equipment
Assignee: MURLIN MANUFACTURING Co
•
Filing: 1953-01-30
•
Granted: 1958-03-11
•
Expires: 1973-01-30
Abstract
No abstract record available.
Inventors
- 👤 Donald E Lindsay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:13
CPC Classifications
F; F21; F21S; F21S8/00; F21S8/08; F21Y; F21Y2103/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1682693A
Cited
US2269165A
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US2250276A
Cited
US2327552A
Cited
US2314420A
Cited
US2328445A
Cited
GB563733A
Cited
US2659811A
Cited
US2625646A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-10 | 1961-09-09 | 1962-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-10 | 1965-09-09 | 1966-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-10 | 1969-09-09 | 1970-03-11 | $7700.00 | Window Closed / Lapsed |