US3381459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous winder system and method
Assignee: Spectrol Electronics Corp
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Filing: 1966-07-06
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Granted: 1968-05-07
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Expires: 1986-07-06
Abstract
No abstract record available.
Inventors
- 👤 Jamieson D Vawter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:54
CPC Classifications
H; H01; H01C; H01C17/00; H01C17/04; D; D07; D07B; D07B7/00; D07B7/02; D07B7/14; H01B; H01B13/00; H01B13/06; H01B13/08; H01B13/0816; H01C17/02; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/06; H01F41/071; H01F41/073; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/49087; Y10T29/49096
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) | 1971-05-07 | 1971-11-06 | 1972-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-07 | 1975-11-06 | 1976-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-07 | 1979-11-06 | 1980-05-07 | $7700.00 | Window Closed / Lapsed |