Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5227494 | Process for preparing oxazoline compounds | Doris P. Schumacher, Jon E. Clark | 1993-07-13 | $78,617,000 |
| 4876352 | Pressurized fluorination of hydroxy alkyl groups | Doris P. Schumacher, Jon E. Clark | 1989-10-24 | $11,819,000 |
| 4873335 | 3-phenethyl-2-benzene-amides or aza-derivatives thereof | Doris P. Schumacher, Jon E. Clark | 1989-10-10 | $32,567,000 |
| 4863931 | Antihistaminic fluoro substituted benzocycloheptapyridines | Doris P. Schumacher, Jon E. Clark | 1989-09-05 | $34,729,000 |
| 4731447 | Process for preparing piperidylidene dihydro-dibenzo(a,d)-cycloheptenes or aza-derivatives thereof | Doris P. Schumacher, Jon E. Clark | 1988-03-15 | $23,861,000 |