US3564707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for winding wire coils
Assignee: ROLLAN ELECTRIC CO
•
Filing: 1968-10-21
•
Granted: 1971-02-23
•
Expires: 1988-10-21
Abstract
Abstract A MEANS AND METHOD OF FORMING A WIRE COIL BY INTERWINDING A WIDE ROLL OF PAPER AND A PLURALITY OF SPACED WIRE STRANDS, THE PAPER HAVING OPENINGS PRE-POSITIONED BETWEEN THE WIRE STRANDS FOR SUBSEQUENT SEPARATION OF INDIVIDUAL COILS.
Inventors
- 👤 Gordon S Ensign
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:48
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; Y; Y10; Y10S; Y10S206/00; Y10S206/82; Y10T; Y10T225/00; Y10T225/10; Y10T225/12; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49071; Y10T29/49789; Y10T29/4979; Y10T29/49792
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |