Inventor
Lawrence D. Lillwitz
Inventor
Glen Ellyn, IL, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds39%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry17%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds11%
C08LCompositions of macromolecular compounds11%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form6%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
7,022,637'Selective methylation catalyst, method of catalyst manufacture and methylation process'20065,334,796'Alkylation of alkylaromatics promoted by amine compound'19945,198,594'Alkylation of alkylaromatics promoted by sonicated alkali metal'19935,175,238'Polyamide having improved gas barrier properties from adipic acid, isophthalic acid and m-xylylene diamine'19925,028,462'Molded bottles and method of producing same'19914,754,064'Preparation of cyclohexane dicarboxylic acids'19884,739,108'Purification and esterification of methacrylic acid'19884,721,808'Process for purification of crude p-hydroxymethylbenzoic acid'19884,448,987'Catalyzed hydrogenation of terephthalic acid to p-hydroxymethylbenzoic acid using a rhenium catalyst'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984Patents assigned to STANDARD OIL CO INDIANA (1)· patent assignee history
1984–1994Based in Glen Ellyn, IL, US· patent location history
1988–1994Patents assigned to AMOCO CORP (7)· patent assignee history
2006Patents assigned to UNIV PENNSYLVANIA (1)· patent assignee history
2006Based in Yorkville, IL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AMOCO CORP | 7 | 1988–1994 |
| STANDARD OIL CO INDIANA | 1 | 1984 |
| UNIV PENNSYLVANIA | 1 | 2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Glen Ellyn, Illinois, US | 8 | 1984–1994 |
| Yorkville, Illinois, US | 1 | 2006 |