US2841364A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spreader for twisted-together, insulated conductors
Assignee: Rome Cable Corp
•
Filing: 1955-07-13
•
Granted: 1958-07-01
•
Expires: 1975-07-13
Abstract
No abstract record available.
Inventors
- 👤 Donald L Pratt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:03
CPC Classifications
H; H02; H02G; H02G7/00; H02G7/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US510477A
Cited
GB190706524A
Cited
US1005804A
Cited
US1375065A
Cited
US1676970A
Cited
US1934921A
Cited
US2588781A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-30 | 1961-12-30 | 1962-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-30 | 1965-12-30 | 1966-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-30 | 1969-12-30 | 1970-07-01 | $7700.00 | Window Closed / Lapsed |