Patent assignee · CH · COMPANY

Provesan S.A.

6Patents
0Active
6Granted
24Portfolio score

Filing activity: Feb 6, 1980 → Apr 15, 1987

Most-cited patents

PatentTitleAreaCited byStatus
US4563467A Derivatives of N-iminopyridinium betaines having anti-hypertensive and salidiuretic activity and their preparation Chemistry; Metallurgy 13 Expired
US4797482A Process for the preparation of oxazinobenzothiazine 6,6-dioxide derivatives Chemistry; Metallurgy 9 Expired
US4727080A 1-substituted derivatives of 6-fluoro-7-(pyrrol-1-yl)-1,4-dihydro-4-oxoquinoline-3-carboxylic acid, their preparation and their application as drugs Chemistry; Metallurgy 8 Expired
US4552882A 7-(1-Pyrrolyl) derivatives of 1-ethyl-1,4-dihydro-4-oxoquinoline-3-carboxylic acids and 1-ethyl-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acids and their use as antimicrobial agents Chemistry; Metallurgy 5 Expired
US4563452A Derivatives of oxazinobenzothiazine-6,6-dioxide Human Necessities 3 Expired
US4342763A P-Chloroacetophenone oxime compounds and pharmaceutical compositions Human Necessities 0 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.