Reaction product of resorcin and methyl ethyl ketone

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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Details

C549S406000

Reexamination Certificate

active

07432297

ABSTRACT:
A compound of the following formula (I) or (II)(in the formula (I), n represents an integer of 0 to 2)(in the formula (II), m represents an integer of 0 to 2).

REFERENCES:
patent: 4323505 (1982-04-01), Hashimoto et al.
patent: 5698717 (1997-12-01), Iyama et al.
patent: 0 054 589 (1982-06-01), None
patent: 0 700 959 (1996-03-01), None
patent: 2003-277308 (2003-10-01), None
Patent Abstracts of Japan, vol. 008, No. 003, Jan. 7, 1984 corresponds to JP 58-173176.

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