SANOFI PHARMACEUTICALS, INC.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6037305 Use of Ce/Zr mixed oxide phase for the manufacture of styrene by dehydrogenation of ethylbenzeneExpiredMar 03, 97Mar 14, 00[B01J]
5872207 N-terminal-marked peptides immobilized on glass beads and method of preparation and method of use thereofExpiredAug 29, 95Feb 16, 99[C07K]
5721261 Therapeutic phenoxyalkylazoles and phenoxyalkylazinesExpiredAug 02, 96Feb 24, 98[A61K, C07D]
5247271 Superconducting solenoid coilExpiredJan 28, 93Sep 21, 93[H01F]
5213811 Oral sustained-release drug compositionsExpiredSep 13, 91May 25, 93[A61K]
4755595 Enhanced production of 4,5-unsaturated steroids utilizing methanol solvationExpiredNov 01, 85Jul 05, 88[C07J]
4748276 Process for preparing N,N-bis(2-hydroxyethyl)benzylamine and N,N-bis(2-chloroethyl)benzylamineExpiredMar 06, 85May 31, 88[C07C]
4336400 3-(Hydroxy or hydroxymethyl)-4-hydroxy-alpha(aminomethyl)benzyl alcohols and methods of useExpiredAug 30, 78Jun 22, 82[C07C]
4225715 Preparation of 3-amino(or carbamyl)-5-(pyridinyl)-2(1H)-pyridinonesExpiredJun 20, 79Sep 30, 80[C07D]
4223148 Polyalkyl-piperidine diols and process for their preparationExpiredAug 29, 79Sep 16, 80[C07D]
4199586 Di-(lower-alkyl) N-[1,2-dihydro-2-oxo-5-(pyridinyl)-3-pyridinyl]amino-methylanemalonatesExpiredAug 28, 78Apr 22, 80[A61K, C07D]

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