US3002862A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inorganic compositions and method of making the same
Assignee: Chemelex Inc
•
Filing: 1955-08-24
•
Granted: 1961-10-03
•
Expires: 1975-08-24
Abstract
No abstract record available.
Inventors
- 👤 Smith-Johannsen Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:29
CPC Classifications
H; H01; H01B; H01B1/00; H01B1/14; H01B1/18; C; C04; C04B; C04B20/00; C04B20/10; C04B20/1055; C04B20/1066; C04B33/00; C04B33/02; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31609; Y10T428/31612; Y10T442/00; Y10T442/20; Y10T442/2418; Y10T442/2426
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
AN ELECTRICALLY CONDUCTIVE COMPOSITION CONSISTING ESSENTIALLY OF GRAPHITE DISPERSED THROUGHOUT CLAY PARTICLES COATED WITH A LAYER OF COLLAPSED DENSE SILICA, SAID GRAPHITE BEING PRESENT IN SAID COMPOSITION IN A SUFFICIENT AMOUNT TO RENDER THE COMPOSITION ELECTRICALLY CONDUCTIVE.
Claim 2
Dependent Claim
37 words
AN ELECTRICALLY CONDUCTIVE COMPOSITION CONSISTING ESSENTIALLY OF GRAPHITE DISPERSED THROUGHOUT CLAY PARTICLES COATED WITH A LAYER OF COLLAPSED DENSE SILICA, SAID GRAPHITE BEING PRESENT IN SAID COMPOSITION IN A SUFFICIENT AMOUNT TO RENDER THE COMPOSITION ELECTRICALLY CONDUCTIVE.
References Cited (Backward Citations)
US1232843A
Cited
US2187622A
Cited
US2287410A
Cited
US2361220A
Cited
US2522750A
Cited
US2421652A
Cited
US2520651A
Cited
US2551864A
Cited
US2574902A
Cited
US2660537A
Cited
US2597872A
Cited
US2662065A
Cited
US2680721A
Cited
US2731371A
Cited
US2720076A
Cited
US2803566A
Cited
US2791515A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-02 | 1965-04-03 | 1965-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-02 | 1969-04-03 | 1969-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-02 | 1973-04-03 | 1973-10-03 | $7700.00 | Window Closed / Lapsed |