Inventor
Roger J. Tull
Inventor
Metuchen, NJ, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds53%
C07DHeterocyclic compounds37%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium11%
PatentTitleYear
4,294,988'Method of preparing 2,4-difluoroaniline'19814,216,317'Process for preparing adenine'19804,171,440'Process for purification of 9-(2,6-dihalobenzyl)adenines'19794,167,640'5-Fluoro-2-methyl-ind-1-ene-3-acetic acid'19794,140,719'Solid-liquid phase transfer catalysis improved method of preparing 2,4-difluoroaniline'19794,127,721'Derivatives of thiadiazolo[3,4-d]pyrimidine'19784,123,457'2-Methyl-5-fluoro-indanol-3-acetic acid'19784,098,787'Process for preparation of 9-(dihalobenzyl) adenines'19784,051,144'Sinister-3,5-disubstituted oxozolidines their preparation and use'19774,031,125'3-Sulfonate ester of 2,3-dihydroxypropylamine'19773,998,875'Process of preparing 5-fluoro-2-methyl-1-(paramethylsulfinylbenzylidene)-indenyl-3-acetic acid'19763,970,693'Process for preparing indene acetic acids'19763,962,338'Novel methods and compounds employed therein'19763,944,600'Indenylidene-3-acetic acid process for preparing indene acetic acids'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1981Patents assigned to MERCK & CO INC (13)· patent assignee history
1976–1981Based in Metuchen, NJ, US· patent location history
1977Patents assigned to FROSST & CO CHARLES E (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MERCK & CO INC | 13 | 1976–1981 |
| FROSST & CO CHARLES E | 1 | 1977 |
Locations
| Location | Patents | Span |
|---|---|---|
| Metuchen, New Jersey, US | 14 | 1976–1981 |