Ecogen, Inc.
🏢 View company profile →27Patents
0Active
27Granted
33Portfolio score
Filing activity: Apr 25, 1988 → May 18, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5338544A | CryIIB protein, insecticidal compositions and methods of use thereof | Emerging Cross-Sectional Technologies | 197 | Expired |
| US6033874A | CRY1C polypeptides having improved toxicity to lepidopteran insects | Emerging Cross-Sectional Technologies | 74 | Expired |
| US5187091A | Bacillus thuringiensis cryIIIC gene encoding toxic to coleopteran insects | Emerging Cross-Sectional Technologies | 60 | Expired |
| US5441884A | Bacillus thuringiensis transposon TN5401 | Chemistry; Metallurgy | 49 | Expired |
| US6060594A | Nucleic acid segments encoding modified bacillus thuringiensis coleopteran-toxic crystal proteins | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5173409A | Recovery of BT endotoxin protein from lysed cell mixtures | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5322687A | Bacillus thuringiensis cryet4 and cryet5 toxin genes and proteins toxic to lepidopteran insects | Emerging Cross-Sectional Technologies | 30 | Expired |
| US6023013A | Insect-resistant transgenic plants | Chemistry; Metallurgy | 29 | Expired |
| US5650308A | Recombinant Bacillus thuringiensis strain construction method | Chemistry; Metallurgy | 28 | Expired |
| US5071654A | Ion channel properties of delta endotoxins | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6017534A | Hybrid Bacillus thuringiensis .delta.-endotoxins with novel broad-spectrum insecticidal activity | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5776449A | Recombinant bacillus thuringiensis strains, insecticidal compositions and method of use | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5264364A | Bacillus thuringiensis cryIIIc(B) toxin gene and protein toxic to coleopteran insects | Human Necessities | 24 | Expired |
| US5378625A | Bacillus thuringiensis cryIIIC, (b) protein toxic to coleopteran insects | Human Necessities | 23 | Expired |
| US5073632A | CryIIB crystal protein gene from Bacillus thuringiensis | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5382429A | Bacillus thuringiensis protein toxic to coleopteran insects | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5356623A | Bacillus thuringiensis cryET1 toxin gene and protein toxic to lepidopteran insects | Human Necessities | 20 | Expired |
| US5942664A | Bacillus thuringiensis Cry1C compositions toxic to lepidopteran insects and methods for making Cry1C mutants | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5080897A | Novel bacillus thuringiensis strains, and related insecticidal compositions | Chemistry; Metallurgy | 18 | Expired |
| US6077824A | Methods for improving the activity of .delta.-endotoxins against insect pests | Chemistry; Metallurgy | 13 | Expired |
| US5914318A | Transgenic plants expressing lepidopteran-active .delta.-endotoxins | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5464618A | Gustatory stimulant composition useful for corn rootworm control | Human Necessities | 8 | Expired |
| US5147640A | Strains of Bacillus thuringiensis insecticidal compositions containing the same | Chemistry; Metallurgy | 7 | Expired |
| US5965428A | Chimeric lepidopteran-toxic crystal proteins | Chemistry; Metallurgy | 5 | Expired |
| US5854053A | Bacillus thuringiensis bacteria | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.