Zeneca Limited
873Patents
0Active
873Granted
44Portfolio score
Filing activity: Feb 22, 1985 → Nov 3, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6019745A | Syringes and syringe pumps | Human Necessities | 1,240 | Expired |
| US5451514A | Modification of lignin synthesis in plants | Chemistry; Metallurgy | 311 | Expired |
| US5302523A | Transformation of plant cells | Chemistry; Metallurgy | 264 | Expired |
| US5882338A | Syringes and syringe pumps | Human Necessities | 244 | Expired |
| US5464765A | Transformation of plant cells | Chemistry; Metallurgy | 225 | Expired |
| US5770599A | Quinazoline derivatives | Chemistry; Metallurgy | 200 | Expired |
| US5457105A | Quinazoline derivatives useful for treatment of neoplastic disease | Chemistry; Metallurgy | 174 | Expired |
| US6326145A | Methods for detecting target nucleic acid sequences | Chemistry; Metallurgy | 163 | Expired |
| US5837848A | Root-specific promoter | Emerging Cross-Sectional Technologies | 138 | Expired |
| US5616582A | Quinazoline derivatives as anti-proliferative agents | Chemistry; Metallurgy | 136 | Expired |
| US5595890A | Method of detecting nucleotide sequences | Chemistry; Metallurgy | 110 | Expired |
| US6313127A | Heterocyclic compounds useful as pharmaceutical agents | Chemistry; Metallurgy | 104 | Expired |
| US5827653A | Nucleic acid detection with energy transfer | Emerging Cross-Sectional Technologies | 102 | Expired |
| US5630793A | Aqueous ophthalmic sprays | Performing Operations; Transporting | 96 | Expired |
| US5866572A | Quinazoline derivatives | Chemistry; Metallurgy | 94 | Expired |
| US5580870A | Quinazoline derivatives | Chemistry; Metallurgy | 92 | Expired |
| US5731355A | Pharmaceutical compositions of propofol and edetate | Emerging Cross-Sectional Technologies | 87 | Expired |
| US5648212A | Detection of inherited and somatic mutations of APC gene in colorectal cancer of humans | Emerging Cross-Sectional Technologies | 86 | Expired |
| US5721222A | Heterocyclic ketones | Human Necessities | 84 | Expired |
| US5962458A | Substituted quinazolines | Chemistry; Metallurgy | 84 | Expired |
| US6013861A | Plants and processes for obtaining them | Chemistry; Metallurgy | 83 | Expired |
| US6362336B1 | Chemical compounds | Chemistry; Metallurgy | 79 | Expired |
| US6184225A | Quinazoline derivatives as VEGF inhibitors | Chemistry; Metallurgy | 76 | Expired |
| USRE36713E | APC gene and nucleic acid probes derived therefrom | General | 75 | Expired |
| US5880188A | Oxaboroles and salts thereof, and their use as biocides | Chemistry; Metallurgy | 74 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.