Patent US3600291A successfully refreshed from Google Patents.
US3600291A
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Method of producing dense carbon from anthracene
Assignee: United States Atomic Energy Commission
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Filing: 1969-01-28
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Granted: 1971-08-17
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Expires: 1989-01-28
Abstract
Abstract A PROCESS FOR PRODUCING DENSE CARBON PRODUCTS COMPRISING EXPOSING ORGANIC COMPOUNDS TO COHERENT RADIATION OF GREATER THA 1.0 JOULE PER MILLISECOND.
Inventors
- 👤 Richard H Wiley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:35
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/08; B01J19/12; B01J19/121; C; C01; C01B; C01B32/00; C01B32/25; C01B32/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-08-16 | 1975-02-15 | 1975-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-16 | 1979-02-15 | 1979-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-16 | 1983-02-15 | 1983-08-17 | $7700.00 | Window Closed / Lapsed |