US2621283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap-in lens assembly and socket mount
Assignee: United Carr Fastener Corp
•
Filing: 1948-10-22
•
Granted: 1952-12-09
•
Expires: 1968-10-22
Abstract
No abstract record available.
Inventors
- 👤 Russell W Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:19
CPC Classifications
F; F21; F21L; F21L14/00; F21L14/02; F21L14/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1656648A
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US1977356A
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US2165562A
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US2207507A
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US2238728A
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US2218807A
Cited
US2260091A
Cited
US2280275A
Cited
US2407737A
Cited
US2414527A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |