CELLTECH CO., LTD.
42Patents
0Active
42Granted
36Portfolio score
Filing activity: Aug 17, 1982 → Nov 21, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4816397A | Multichain polypeptides or proteins and processes for their production | Chemistry; Metallurgy | 1,069 | Expired |
| US5859205A | Humanised antibodies | Chemistry; Metallurgy | 1,044 | Expired |
| US5219996A | Recombinant antibodies and methods for their production in which surface residues are altered to cysteine residues for attachment of effector or receptor molecules | Emerging Cross-Sectional Technologies | 148 | Expired |
| US5500350A | Binding assay device | Emerging Cross-Sectional Technologies | 127 | Expired |
| US5958413A | Use of antibodies to TNF or fragments derived thereof and xanthine derivatives for combination therapy and compositions therefor | Human Necessities | 85 | Expired |
| US5340827A | Phenylcarboxamide compounds which have useful pharmaceutical activity | Chemistry; Metallurgy | 85 | Expired |
| US5491147A | Tri-substituted phenyl derivatives and their use in pharmaceutical compositions and methods of treatment | Chemistry; Metallurgy | 71 | Expired |
| US4615974A | Yeast expression vectors | Emerging Cross-Sectional Technologies | 54 | Expired |
| US5183657A | Antibodies for use in antilymphocyte antibody therapy | Chemistry; Metallurgy | 45 | Expired |
| US5271927A | Antibody conjugates with macrocyclic ligands | Human Necessities | 44 | Expired |
| US6307026A | Humanized antibodies directed against A33 antigen | Chemistry; Metallurgy | 44 | Expired |
| US5354554A | Crosslinked antibodies and processes for their preparation | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5015573A | DNA vectors and their use in recombinant DNA technology | Chemistry; Metallurgy | 35 | Expired |
| US5340926A | Process for the recovery of recombinantly produced protein from insoluble aggregate | Chemistry; Metallurgy | 32 | Expired |
| US5484893A | Tri-aza macrocycles and metal complexes thereof | Chemistry; Metallurgy | 31 | Expired |
| US5591639A | Recombinant DNA expression vectors | Chemistry; Metallurgy | 31 | Expired |
| US5332805A | Process for the recovery of recombinantly produced chymosin from insoluble aggregate | Chemistry; Metallurgy | 28 | Expired |
| US4760026A | Monoclonal antibody | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5691181A | DNA encoding lipase from human gastric mucosal tissue | Chemistry; Metallurgy | 27 | Expired |
| US5093241A | C-terminal CAT fusion protein and process of preparation by recombinant DNA | Chemistry; Metallurgy | 25 | Expired |
| US5858755A | Lipase from human gastric mucosal tissue | Chemistry; Metallurgy | 25 | Expired |
| US5864019A | Multivalent antigen-binding proteins | Chemistry; Metallurgy | 21 | Expired |
| US5658759A | Recombinant DNA expression vectors | Chemistry; Metallurgy | 21 | Expired |
| US5087696A | Conjugate compound | Human Necessities | 20 | Expired |
| US5569665A | Peptidyl derivatives and their use as metalloproteinases inhibitors | Chemistry; Metallurgy | 19 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.