KFX INC.
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Mar 01, 1988 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 58 Total Citation Count
- Mar 12, 1981 Earliest Filing
- 4 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
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Recent Publications
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Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4728339 Multiple hearth apparatus and process for thermal treatment of carbonaceous materialsExpiredNov 17, 86Mar 01, 88[C10L, F26B]
4626258 Multiple hearth apparatus and process for thermal treatment of carbonaceous materialsExpiredDec 19, 84Dec 02, 86[C10L, F26B]
4477257 Apparatus and process for thermal treatment of organic carbonaceous materialsExpiredDec 13, 82Oct 16, 84[C10F, B30B]
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