Ciba-Geigy
7,459Patents
0Active
7,459Granted
46Portfolio score
Filing activity: Feb 2, 1965 → Jul 1, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5602240A | Backbone modified oligonucleotide analogs | Chemistry; Metallurgy | 921 | Expired |
| US4619793A | Method of producing annealed polyvinyl alcohol contact lens | Emerging Cross-Sectional Technologies | 746 | Expired |
| US4136250A | Polysiloxane hydrogels | Chemistry; Metallurgy | 742 | Expired |
| US5521184A | Pyrimidine derivatives and processes for the preparation thereof | Chemistry; Metallurgy | 569 | Expired |
| US5319080A | Bicyclic nucleosides, oligonucleotides, process for their preparation and intermediates | Emerging Cross-Sectional Technologies | 508 | Expired |
| US5393878A | Bicyclic nucleosides, oligonucleotides, process for their preparation and intermediates | Emerging Cross-Sectional Technologies | 487 | Expired |
| US5571894A | Recombinant antibodies specific for a growth factor receptor | Chemistry; Metallurgy | 483 | Expired |
| US5466677A | Dinucleoside phosphinates and their pharmaceutical compositions | Chemistry; Metallurgy | 467 | Expired |
| US5359044A | Cyclobutyl oligonucleotide surrogates | Chemistry; Metallurgy | 442 | Expired |
| US5610300A | Carbocyclic nucleosides containing bicyclic rings, oligonucleotides therefrom, process for their preparation, their use and intermediates | Emerging Cross-Sectional Technologies | 377 | Expired |
| US4740533A | Wettable, flexible, oxygen permeable, substantially non-swellable contact lens containing block copolymer polysiloxane-polyoxyalkylene backbone units, and use thereof | Chemistry; Metallurgy | 342 | Expired |
| US5010141A | Reactive silicone and/or fluorine containing hydrophilic prepolymers and polymers thereof | Chemistry; Metallurgy | 324 | Expired |
| US5250263A | Apparatus for processing or preparing liquid samples for chemical analysis | Emerging Cross-Sectional Technologies | 283 | Expired |
| US4605712A | Unsaturated polysiloxanes and polymers thereof | Chemistry; Metallurgy | 281 | Expired |
| US4954587A | Dimethylacrylamide-copolymer hydrogels with high oxygen permeability | Physics | 277 | Expired |
| US5508317A | Photocrosslinked polymers | Emerging Cross-Sectional Technologies | 235 | Expired |
| US5079319A | Reactive silicone and/or fluorine containing hydrophilic prepolymers and polymers thereof | Chemistry; Metallurgy | 234 | Expired |
| US4486577A | Strong, silicone containing polymers with high oxygen permeability | Chemistry; Metallurgy | 233 | Expired |
| US5599432A | Device and a method for the electrophoretic separation of fluid substance mixtures | Physics | 222 | Expired |
| US4548990A | Crosslinked, porous polymers for controlled drug delivery | Human Necessities | 221 | Expired |
| US4837289A | UV- and heat curable terminal polyvinyl functional macromers and polymers thereof | Chemistry; Metallurgy | 216 | Expired |
| US5681584A | Controlled release drug delivery device | Human Necessities | 207 | Expired |
| US5466468A | Parenterally administrable liposome formulation comprising synthetic lipids | Emerging Cross-Sectional Technologies | 205 | Expired |
| US4619794A | Spontaneous preparation of small unilamellar liposomes | Emerging Cross-Sectional Technologies | 200 | Expired |
| US4968615A | Deoxyribonucleic acid segment from a virus | Chemistry; Metallurgy | 191 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.