US2933457A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming semi-conductive nylon lacquer
Assignee: General Cable Corp
•
Filing: 1956-04-02
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Granted: 1960-04-19
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Expires: 1976-04-02
Abstract
No abstract record available.
Inventors
- 👤 Albert H Steinberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:06
CPC Classifications
H; H01; H01B; H01B1/00; H01B1/20; H01B1/24; H01B11/00; H01B3/00; H01B3/18; H01B3/30; H01B3/307; H01B9/00; H01B9/02; H01B9/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
IN THE PRODUCTION OF A SEMI-CONDUCTING NYLON LACQUER, THE STEPS OF FORMING A 10% SOLUTION OF NYLON IN ISOPROPANOL AND WATER BY DISSOLVING THE NYLON IN A BOILING ISOPROPANOL-WATER MIXTURE, ADDING TO THE HOT SOLUTION A 20% DISPERSION OF COLLOIDAL GRAPHITE IN ISOPROPANOL, AND DILUTING THE MIXTURE TO THE DESIRED CONSISTENCY BY ADDING ISOPROPANOL-WATER MIXTURE ALL MEASUREMENTS BEING BY WEIGHT.
Claim 2
Dependent Claim
60 words
IN THE PRODUCTION OF A SEMI-CONDUCTING NYLON LACQUER, THE STEPS OF FORMING A 10% SOLUTION OF NYLON IN ISOPROPANOL AND WATER BY DISSOLVING THE NYLON IN A BOILING ISOPROPANOL-WATER MIXTURE, ADDING TO THE HOT SOLUTION A 20% DISPERSION OF COLLOIDAL GRAPHITE IN ISOPROPANOL, AND DILUTING THE MIXTURE TO THE DESIRED CONSISTENCY BY ADDING ISOPROPANOL-WATER MIXTURE ALL MEASUREMENTS BEING BY WEIGHT.
References Cited (Backward Citations)
US2453313A
Cited
US2446387A
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US2440290A
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US2437708A
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US2631186A
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US2631189A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |