US2931005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bulb socket assembly
Assignee: Union Carbide Corp
•
Filing: 1954-09-17
•
Granted: 1960-03-29
•
Expires: 1974-09-17
Abstract
No abstract record available.
Inventors
- 👤 Albert G Saurwein
- 👤 Richard H Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:44
CPC Classifications
F; F21; F21L; F21L4/00
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |