US2816727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cable support
Assignee: FRANK G ELDRIDGE Co
•
Filing: 1954-04-21
•
Granted: 1957-12-17
•
Expires: 1974-04-21
Abstract
No abstract record available.
Inventors
- 👤 Frank G Eldridge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:33
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/22; F16L3/223; F16L3/227
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US931399A
Cited
DE685212C
Cited
US2219545A
Cited
US2586001A
Cited
US2514615A
Cited
US2653784A
Cited
US2558328A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-16 | 1961-06-17 | 1961-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-16 | 1965-06-17 | 1965-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-16 | 1969-06-17 | 1969-12-17 | $7700.00 | Window Closed / Lapsed |