Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4431655 | 2,4-Disubstituted-1,2,5-thiadiazol-3(2H)-one antimicrobials | Richard A. Dybas, Bruce E. Witzel | 1984-02-14 |
| 4391812 | 2-(Substitutedpiperidylmethyl) propane nitriles and compositions thereof | Richard A. Dybas, Bruce E. Witzel | 1983-07-05 |
| 4362877 | 2,4-Disubstituted-1,2,5-thiadiazol-3(2H)-one antimicrobials | Richard A. Dybas, Bruce E. Witzel | 1982-12-07 |
| 4342873 | 2-(Substituted piperidylmethyl) propene and propane nitriles | Richard A. Dybas, Bruce E. Witzel | 1982-08-03 |
| 4342872 | 2-(Substitutedpiperidylmethyl) propene and propane nitriles | Richard A. Dybas, Bruce E. Witzel | 1982-08-03 |
| 4340756 | Polyamine compounds as antibacterial agents | Richard A. Dybas, Bruce E. Witzel | 1982-07-20 |
| 4339453 | Antimicrobial aminopyrimidinium salts | Elbert E. Harris, Henry Joshua, Arthur A. Patchett, Bruce E. Witzel, Richard A. Dybas | 1982-07-13 |
| 4335141 | 2-Substituted-aminopropene-and propanenitrile antimicrobial and anti-inflammatory agents | Richard A. Dybas, Bruce E. Witzel | 1982-06-15 |
| 4316903 | Anti-microbial piperidino buten-2-ones | Richard A. Dybas, Bruce E. Witzel | 1982-02-23 |
| 4311709 | Loweralkyl substituted diphenyl polyamine as an antimicrobial agent | Richard A. Dybas, Bruce E. Witzel | 1982-01-19 |
| 4273781 | Treatment of pain, fever, and inflammation with compositions containing piperidinobutan-and 3-buten-2-ones | Richard A. Dybas, Bruce E. Witzel | 1981-06-16 |
| 4260760 | Diaryl-aliphatic-amino-aliphatic-piperazines | Richard A. Dybas, Bruce E. Witzel | 1981-04-07 |
| 4254131 | Treatment of pain, fever, and inflammation with compositions containing 2-(substitutedpiperidinomethyl)propane and propene nitriles | Richard A. Dybas, Bruce E. Witzel | 1981-03-03 |
| 4250184 | Treatment of pain, fever, and inflammation with compositions containing piperidinobutan-and 3-buten-2-ones | Richard A. Dybas, Bruce E. Witzel | 1981-02-10 |
| 4247700 | 2-(Substitutedpiperidylmethyl)propene and propane nitriles | Richard A. Dybas, Bruce E. Witzel | 1981-01-27 |
| 4244963 | 1-[2-(Alkyl and arylsulfonyl)-2-propenyl and propyl] substituted piperidines useful as antimicrobial and antiinflammatory agents | Richard A. Dybas, Bruce E. Witzel | 1981-01-13 |
| 4217429 | Poly-[(methylimino)trimethylene] | Arthur F. Wagner, Tsung-Ying Shen | 1980-08-12 |
| 4206295 | Process of preparing poly[{alkyl-(3-ammoniopropyl)iminio}trimethylene dihalides] | Arthur F. Wagner, Tsung-Ying Shen | 1980-06-03 |
| 4205064 | Bile acid sequestering composition containing poly[{alkyl-(3-ammoniopropyl)imino}-trimethylenedihalides] | Arthur F. Wagner, Tsung-Ting Shen | 1980-05-27 |