US3071846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for making coils
Assignee: General Electric Co
•
Filing: 1958-10-30
•
Granted: 1963-01-08
•
Expires: 1978-10-30
Abstract
No abstract record available.
Inventors
- 👤 Adolph J Wesolowski
- 👤 William B Penn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:05
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/12; H01B; H01B3/00; H01B3/02; H01B3/08; H01B3/082; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49071
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
THE METHOD OF FORMING AN ELECTRICAL COIL WHICH COMPRISES OVERLYING A CONDUCTOR WITH A SERVING OF INORGANIC MATERIAL, IMPREGNATING SAID SERVING WITH A FLEXIBLE ORGANIC RESIN SELECTED FROM THE GROUP CONSISTING OF PHENOLIC RESINS, MODIFIED PHENOLIC RESINS, POLYVINYLAL RESINS, MODIFIED POLYVINYLAL RESINS, ACRYLIC RESINS, EPOXY RESINS, POLYETHYLENE RESINS AND POLYESTER RESING, CURING SAID FLEXIBLE RESIN, FORMING SAID CONDUCTOR INTO A COIL, HEATING SAID COIL TO DESTROY SAID FLEXIBLE RESIN AND IMPREGNATING SAID COIL WITH A HIGH TEMPERATURE RESISTANT MATERIAL SELECTED FROM THE CLASS CONSISTING OF SILICONE RESINS, INORGANIC PHOSPHATES, CERAMIC FRITS AND SODIUM SILICATE MATERIAL.
Claim 2
Independent Claim
95 words
THE METHOD OF FORMING AN ELECTRICAL COIL WHICH COMPRISES OVERLYING A CONDUCTOR WITH A SERVING OF INORGANIC MATERIAL, IMPREGNATING SAID SERVING WITH A FLEXIBLE ORGANIC RESIN SELECTED FROM THE GROUP CONSISTING OF PHENOLIC RESINS, MODIFIED PHENOLIC RESINS, POLYVINYLAL RESINS, MODIFIED POLYVINYLAL RESINS, ACRYLIC RESINS, EPOXY RESINS, POLYETHYLENE RESINS AND POLYESTER RESING, CURING SAID FLEXIBLE RESIN, FORMING SAID CONDUCTOR INTO A COIL, HEATING SAID COIL TO DESTROY SAID FLEXIBLE RESIN AND IMPREGNATING SAID COIL WITH A HIGH TEMPERATURE RESISTANT MATERIAL SELECTED FROM THE CLASS CONSISTING OF SILICONE RESINS, INORGANIC PHOSPHATES, CERAMIC FRITS AND SODIUM SILICATE MATERIAL.
References Cited (Backward Citations)
US2258221A
Cited
US2581862A
Cited
US2479417A
Cited
US2484214A
Cited
US2495172A
Cited
US2469099A
Cited
US2656290A
Cited
US2692218A
Cited
US2675421A
Cited
US2713715A
Cited
US2848794A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |