Development Center for Biotechnology
95Patents
49Active
95Granted
48Portfolio score
Filing activity: Jul 30, 1990 → Dec 28, 2022 · 8 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5250082A | Encapsulated structure for plant initiate material | Human Necessities | 25 | Expired |
| US5889051A | Stabilization of prostaglandin drug | Human Necessities | 22 | Expired |
| US6183777A | Controlled release tacrine dosage form | Human Necessities | 21 | Expired |
| US5629202A | Computer-controlled bioreactor system for enzymatic synthesis of L-tryptophan | Chemistry; Metallurgy | 20 | Expired |
| US5091089A | Microbial decolorization of wastewater | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5283066A | Method of stimulating an immune response by using a hapten | Human Necessities | 11 | Expired |
| US6110480A | Method for preparing an environmentally compatable porous material comprising beneficial nematodes and the biotic preparations produced therefrom | Human Necessities | 11 | Expired |
| US5462863A | Isolation of Hepatitis B surface antigen from transformed yeast cells | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6833458B2 | Practical syntheses of chiral trans-3, 4-disubstituted piperidines and the intermediates | Chemistry; Metallurgy | 11 | Expired |
| US6337190B1 | D-amino acid aminotransferase for simultaneously producing glutaryl-7-aminocephalosporanic acid and D-amino acid | Chemistry; Metallurgy | 10 | Expired |
| US6218507A | Synthetic peptides for the detection of trimethylamine (TMA) and their detection method and device | Physics | 9 | Expired |
| US5886185A | Polyamine-linked acridine dimers | Chemistry; Metallurgy | 9 | Expired |
| US5756516A | 1,2,3,4-tetrahydroisoquinoline derivatives and pharmaceutical composition thereof | Chemistry; Metallurgy | 8 | Expired |
| US7897602B2 | Indolinone compounds as kinase inhibitors | Chemistry; Metallurgy | 8 | Active |
| US8883793B2 | Tubulin inhibitors and methods of using the same | Chemistry; Metallurgy | 7 | Active |
| US6193964A | Strain of streptomyces, and relevant uses thereof | Chemistry; Metallurgy | 6 | Expired |
| US5710280A | Preparation of fluconazole and pharmaceutically acceptable salts thereof | Chemistry; Metallurgy | 6 | Expired |
| US9428575B2 | Anti-granulysin antibodies and methods of use thereof | Chemistry; Metallurgy | 5 | Active |
| US7531194B2 | Plant extracts for the treatment of rheumatoid arthritis | Human Necessities | 5 | Active |
| US6221396A | Oral cisapride dosage forms with an extended duration | Human Necessities | 5 | Expired |
| US7153933B2 | Solid phase method for synthesis peptide-spacer-lipid conjugates, conjugates synthesized thereby and targeted liposomes containing the same | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6699720B1 | Interference-eliminating membranes, test strips, kits and methods for use in uric acid assay | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6313294A | Process for preparing amides | Chemistry; Metallurgy | 4 | Expired |
| US6200576A | Swine vesicular disease virus and mutant strains and preparation process and use thereof | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5840991A | Antiatherosclerosis agents for lipid-lowering and antiperoxidative activity | Chemistry; Metallurgy | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.