US2728059A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric light socket provided with conductor insulation piercing contacts
Assignee: Individual
•
Filing: 1951-08-21
•
Granted: 1955-12-20
•
Expires: 1971-08-21
Abstract
No abstract record available.
Inventors
- 👤 Lagin Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:27
CPC Classifications
H; H01; H01R; H01R33/00; H01R33/945; H01R33/955; H01R33/9555; H01R33/05; H01R33/22
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) | 1958-12-19 | 1959-06-20 | 1959-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-19 | 1963-06-20 | 1963-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-19 | 1967-06-20 | 1967-12-20 | $7700.00 | Window Closed / Lapsed |