US3268633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of continuously forming carbon articles
Assignee: Jeep Corp
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Filing: 1965-09-21
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Granted: 1966-08-23
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Expires: 1985-09-21
Abstract
No abstract record available.
Inventors
- 👤 Jansen Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:16
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/515; C04B35/52; C04B35/528; C04B35/532
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
THE METHOD FOR PRODUCING ELECTRICALLY CONDUCTIVE CARBON ELEMENTS WHICH COMPRISES, (A) PREPARING A MIXTURE OF ELECTRICALLY CONDUCTIVE CARBON PARTICLES AND A BONDING MATERIAL, SAID BONDING MATERIAL BEING THERMALLY CONVERTIBLE TO ELECTRICALLY CONDUCTIVE CARBON WHICH IS CAPABLE OF BONDING SAID PARTICLES, (B) INTRODUCING THE MIXTURE INTO AN ELONGATED CHAMBER THE TERMINAL PORTION OF WHICH HAS THE SAME CROSS SECTION AS THE DESIRED CROSS SECTION OF THE ELECTRICALLY CONDUCTIVE CARBON ELEMENTS, (C) ADVANCING THE MIXTURE THROUGH THE ELONGATED CHAMBER BY MEANS CAPABLE OF EXERTING PRESSURE ON THE MIXTURE, SAID MEANS BEING INSULATED FROM GROUND, (D) ADVANCING THE MIXTURE WHILE UNDER PRESSURE TO A POSITION BETWEEN TWO ELECTRODES BOTH OF WHICH ARE POSITIONED TO BE IN ELECTRICAL CONTACT WITH THE MIXTURE AND ELECTRICALLY INSULATED FROM EACH OTHER EXCEPT FOR THE LENGTH OF SAID MIXTURE BETWEEN THEM, (E) PASSING ELECTRIC CURRENT THROUGH THE PORTION OF THE MIXTURE BETWEEN SAID ELECTRODES AT A SUFFICIENT RATE AND FOR A SUFFICIENT TIME TO RAISE THE TEMPERATURE OF THE MIXTURE TO THE COKING TEMPERATURE OF THE BINDER, AND (F) ADVANCING THE RESULTANT BONDED ELECTRICALLY CONDUCTIVE MATERIAL OUT OF THE ELONGATED CHAMBER.
Claim 2
Independent Claim
183 words
THE METHOD FOR PRODUCING ELECTRICALLY CONDUCTIVE CARBON ELEMENTS WHICH COMPRISES, (A) PREPARING A MIXTURE OF ELECTRICALLY CONDUCTIVE CARBON PARTICLES AND A BONDING MATERIAL, SAID BONDING MATERIAL BEING THERMALLY CONVERTIBLE TO ELECTRICALLY CONDUCTIVE CARBON WHICH IS CAPABLE OF BONDING SAID PARTICLES, (B) INTRODUCING THE MIXTURE INTO AN ELONGATED CHAMBER THE TERMINAL PORTION OF WHICH HAS THE SAME CROSS SECTION AS THE DESIRED CROSS SECTION OF THE ELECTRICALLY CONDUCTIVE CARBON ELEMENTS, (C) ADVANCING THE MIXTURE THROUGH THE ELONGATED CHAMBER BY MEANS CAPABLE OF EXERTING PRESSURE ON THE MIXTURE, SAID MEANS BEING INSULATED FROM GROUND, (D) ADVANCING THE MIXTURE WHILE UNDER PRESSURE TO A POSITION BETWEEN TWO ELECTRODES BOTH OF WHICH ARE POSITIONED TO BE IN ELECTRICAL CONTACT WITH THE MIXTURE AND ELECTRICALLY INSULATED FROM EACH OTHER EXCEPT FOR THE LENGTH OF SAID MIXTURE BETWEEN THEM, (E) PASSING ELECTRIC CURRENT THROUGH THE PORTION OF THE MIXTURE BETWEEN SAID ELECTRODES AT A SUFFICIENT RATE AND FOR A SUFFICIENT TIME TO RAISE THE TEMPERATURE OF THE MIXTURE TO THE COKING TEMPERATURE OF THE BINDER, AND (F) ADVANCING THE RESULTANT BONDED ELECTRICALLY CONDUCTIVE MATERIAL OUT OF THE ELONGATED CHAMBER.
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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |