Zyma SA
17Patents
0Active
17Granted
32Portfolio score
Filing activity: Mar 7, 1977 → Jul 20, 1992
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4728513A | Granular delayed-release form of pharmaceutically active substances | Human Necessities | 107 | Expired |
| US4814346A | Benzopyrans and use thereof in treating vascular diseases | Chemistry; Metallurgy | 85 | Expired |
| US4784858A | Controlled release tablet | Human Necessities | 81 | Expired |
| US4882169A | Swellable pellets | Human Necessities | 34 | Expired |
| US4515804A | Crystal modifications of (+)-catechin and pharmaceutical preparations containing them | Human Necessities | 20 | Expired |
| US4797414A | Naphthothiophene derivatives and their use as respiratory enhancing agents | Chemistry; Metallurgy | 17 | Expired |
| US5212187A | Pyridyl alkylamine compounds which are useful against histamine H.sub.1 and H.sub.2 receptors | Chemistry; Metallurgy | 12 | Expired |
| US4665202A | Flavene and thioflavene derivatives | Chemistry; Metallurgy | 10 | Expired |
| US4904675A | Phamacologically active 5-carboxy-2-(5-tetrazolyl) pyridines | Chemistry; Metallurgy | 9 | Expired |
| US4644011A | Pharmaceutical preparations containing (+)-cyanidan-3-ol derivatives, the use thereof, novel substituted (+)-cyanidan-3-ol derivatives, and processes for producing them | Chemistry; Metallurgy | 9 | Expired |
| US4342745A | Use of polyvinyl alcohols for the treatment of lesions | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4153788A | Process of preparing mono-O-.beta.-hydroxyethyl-7 rutoside | Chemistry; Metallurgy | 4 | Expired |
| US4946861A | 1,3-dithian-2-ylidenes, their oxides, pharmaceutical compositions, and methods of use thereof | Chemistry; Metallurgy | 3 | Expired |
| US4510159A | (+)-Cyanidan-3-ol derivatives, pharmaceutical preparations that contain such compounds, and the use of the latter to treat liver or venous diseases | Human Necessities | 2 | Expired |
| US4885298A | Pharmaceutical preparations containing flavanone or thioflavanone derivatives the use thereof, novel flavanones and thioflavanones, and processes for their manufacture | Chemistry; Metallurgy | 2 | Expired |
| US4935441A | Flavene and thioflavene derivates, processes for their manufacture, pharmaceutical preparations that contain such compounds, and the use of the latter | Chemistry; Metallurgy | 1 | Expired |
| US4634718A | Use of O-substituted derivatives of (+)-cyanidan-3-ol as compounds having immunomodulating properties | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.