Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4668695 | Aminoalkylthiodibenzothiepins | Helen H. Ong, Vernon B. Anderson | 1987-05-26 |
| 4537976 | Benzo[b]thiophenes | Helen H. Ong | 1985-08-27 |
| 4528399 | Benzo[b]thiophenes intermediates | Helen H. Ong | 1985-07-09 |
| 4524207 | Process for preparing substituted 1,3-dihydrospiro[benzo(c)thiophene]s | Helen H. Ong, Vernon B. Anderson | 1985-06-18 |
| 4477667 | Spiro[indoline-3,4'-piperidine]s and related compounds | Helen H. Ong | 1984-10-16 |
| 4436748 | Benzo[b]thiophenes | Helen H. Ong | 1984-03-13 |
| 4409229 | Antidepressive and tranquilizing substituted 1,3-dihydrospiro[benzo(c)thiophene]s | Helen H. Ong, Vernon B. Anderson | 1983-10-11 |
| 4408050 | Spiro(indoline-3,4'-piperidine) and related compounds | Helen H. Ong | 1983-10-04 |
| 4379933 | Process for preparing spiro[indoline-3,4'-piperidine]s | Helen H. Ong | 1983-04-12 |
| 4379932 | Process for preparing spiro[indoline-3,4'-piperidine]s | Helen H. Ong | 1983-04-12 |
| 4345081 | Spiro[indoline-3,4'-piperidine]s | Helen H. Ong | 1982-08-17 |
| 4307235 | Spiro[indoline-3,4'-piperidine]s | Helen H. Ong | 1981-12-22 |
| 4209625 | Spiro[indoline-3,4'-piperidine]s | Helen H. Ong | 1980-06-24 |
| 4198420 | Spiro[dibenz(b,f)thiepin-piperidine]s | Helen H. Ong | 1980-04-15 |
| 4198419 | Phenylthiophenylpiperidines | Helen H. Ong | 1980-04-15 |
| 4198417 | Phenoxyphenylpiperidines | Helen H. Ong | 1980-04-15 |
| 4198418 | Spiro[dibenz(b,f)oxepin-piperidine]s | Helen H. Ong | 1980-04-15 |