US2681822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric light bulb wrench
Assignee: Individual
•
Filing: 1952-05-19
•
Granted: 1954-06-22
•
Expires: 1972-05-19
Abstract
No abstract record available.
Inventors
- 👤 Paul S Daniels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:10
CPC Classifications
H; H01; H01K; H01K3/00; H01K3/32; Y; Y10; Y10T; Y10T403/00; Y10T403/34
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) | 1957-06-21 | 1957-12-21 | 1958-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-21 | 1961-12-21 | 1962-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-21 | 1965-12-21 | 1966-06-22 | $7700.00 | Window Closed / Lapsed |