US2565435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Baffle and reflector for lighting fixtures
Assignee: Benjamin Electric Manufacturing Co
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Filing: 1946-05-03
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Granted: 1951-08-21
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Expires: 1966-05-03
Abstract
No abstract record available.
Inventors
- 👤 Arthur P Leinen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:55
CPC Classifications
F; F21; F21V; F21V11/00; F21V11/16; F21S; F21S8/00; F21S8/04; F21V17/00; F21Y; F21Y2103/00; F21Y2113/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-20 | 1955-02-19 | 1955-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-20 | 1959-02-19 | 1959-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-20 | 1963-02-19 | 1963-08-21 | $7700.00 | Window Closed / Lapsed |