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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
C10L 5/00 C10L 7/00 C10L 9/00 F28D 7/00 F28D 7/10 |
| (11) | Number of the document | 3552 |
| (13) | Kind of document | B |
| (21) | Application number | IP1251 |
| (22) | Date of filing the application | 1993-09-28 |
| (41) | Date of publication of the application | 1995-02-27 |
| (45) | Date of publication of patent | 1995-12-27 |
| (30) | Number | Date | Country code |
| 952330 | 1992-09-28 | US |
| (71) |
Edward KOPPELMAN,
4424 Gergamo Drive, Encino, California 91316,
US
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| (72) |
Edward KOPPELMAN, US
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| (73) |
KFx Inc.,
1999 Broadway, Suite 2505 Denver, Colorado 80202,
US
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| (74) |
Marius JAKULIS - JASON,
AAA Law, A. Goštauto g. 40B, Verslo centras "Dvyniai", LT-03163 Vilnius,
LT
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| (54) | METHOD AND APPARATUS FOR UPGRADING CARBONACEOUS FUEL |
| Payment date | Validity (years) | Amount | |
| 2002-09-10 | 10 | 800.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2003-09-28 |