US2716701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separable suspension device for an extension lamp
Assignee: Individual
•
Filing: 1949-12-06
•
Granted: 1955-08-30
•
Expires: 1969-12-06
Abstract
No abstract record available.
Inventors
- 👤 Rodger F Becker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:47
CPC Classifications
F; F21; F21L; F21L14/00; F21L14/02; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44034; Y10T24/45; Y10T24/45225; Y10T24/45471; Y10T24/45476; Y10T24/45602; Y10T24/45775; Y10T24/45785; Y10T24/45853; Y10T24/45874; Y10T403/00; Y10T403/16; Y10T403/1608; Y10T403/32; Y10T403/32975; Y10T403/60; Y10T403/606
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1958-08-29 | 1959-02-28 | 1959-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-29 | 1963-02-28 | 1963-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-29 | 1967-02-28 | 1967-08-30 | $7700.00 | Window Closed / Lapsed |