Patent US3233014A successfully refreshed from Google Patents.
US3233014A
Expired / Lapsed
US
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Method of forming fibrous carbon articles
Assignee: United Kingdom Atomic Energy Authority
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Filing: 1960-06-22
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Granted: 1966-02-01
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Expires: 1980-06-22
Abstract
No abstract record available.
Inventors
- 👤 Bickerdike Robert Lewis
- 👤 Hughes Garyth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:46
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/42; G21C3/58; G21C3/62; G21C3/64; C; C04; C04B; C04B35/00; C04B35/71; C04B35/78; C04B35/80; C04B35/83; D; D01; D01F; D01F11/00; D01F11/10; D01F11/14; D01F9/00; D01F9/08; D01F9/12; D01F9/14; D01F9/16; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A PROCESS FOR MAKING A BLOCK CARBON ARTICLE COMPRISING THE STEPS OF PROVIDING A PLURALITY OF INTEGRAL MASSIVE CHARGES OF ORGANIC FIBERS, EACH CHARGE COMPRISING A PLURALITY OF DISCRETE INTERMINGLED ORGANIC FIBERS, PLACING THE CHARGES IN MUTUAL CONTACT BETWEEN PRESSURE APPLYING MEMBERS, PROVIDING AND MAINTAINING A NON-OXIDIZING ENVIRONMENT FOR THE CHARGES, APPLYING HEAT TO CARBONIZE THE FIBERS AND SIMULTANEOUSLY URGING AT LEAST ONE MEMBER TO APPLY PRESSURE TO THE CHARGES, AND MAINTAINING THE PRESSURE DURING AT LEAST PART OF THE CARBONIZING STEP, TO PRODUCE A BLOCK CARBON ARTICLE.
Claim 2
Dependent Claim
88 words
A PROCESS FOR MAKING A BLOCK CARBON ARTICLE COMPRISING THE STEPS OF PROVIDING A PLURALITY OF INTEGRAL MASSIVE CHARGES OF ORGANIC FIBERS, EACH CHARGE COMPRISING A PLURALITY OF DISCRETE INTERMINGLED ORGANIC FIBERS, PLACING THE CHARGES IN MUTUAL CONTACT BETWEEN PRESSURE APPLYING MEMBERS, PROVIDING AND MAINTAINING A NON-OXIDIZING ENVIRONMENT FOR THE CHARGES, APPLYING HEAT TO CARBONIZE THE FIBERS AND SIMULTANEOUSLY URGING AT LEAST ONE MEMBER TO APPLY PRESSURE TO THE CHARGES, AND MAINTAINING THE PRESSURE DURING AT LEAST PART OF THE CARBONIZING STEP, TO PRODUCE A BLOCK CARBON ARTICLE.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |