Individual holder
VASSILEFF NEIKO I
US·3 granted patents·96 citations·filing 1975–1987
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0186US4804688AOpen-cell foamed gypsum insulationVASSILEFF NEIKO I·Filed 1987·Granted Feb 14, 1989·46 cites·21 claims
- 0275US4085060ASequestering compositionsVASSILEFF NEIKO I·Filed 1975·Granted Apr 18, 1978·35 cites·24 claims
- 0358US4612333AFoamed gypsum filter containing carbonaceous materialVASSILEFF NEIKO I·Filed 1985·Granted Sep 16, 1986·15 cites·33 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →