Inventor
Nicholas P. Greco
Inventor
Pittsburgh, PA, US
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds32%
C01CAmmonia13%
A01NPreservation of bodies of humans or animals or plants or parts thereof6%
B27KProcesses, apparatus or selection of substances for impregnating, staining, dyeing, bleaching of wood or similar materials, or treating of wood or similar materials with permeant liquids, not otherwise provided for6%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers6%
C10CWorking-up pitch, asphalt, bitumen, tar6%
Y10TTechnical subjects covered by former us classification6%
A61KPreparations for medical, dental or toiletry purposes3%
A61QSpecific use of cosmetics or similar toiletry preparations3%
C01GCompounds containing metals not covered by subclasses c01d or c01f3%
PatentTitleYear
9,568,952'Display device apparatus'20179,376,242'Heat and/or steam activated valve and method therefor'20168,439,063'Heat and/or steam activated valve and method therefor'20134,769,230'Process for preparation of arsenic acid'19884,633,022'Process for preparation of trisubstituted phenols'19864,443,636'Refining lurgi tar acids'19844,431,848'Preparation of resorcinol and substituted resorcinols by liquid-phase dehydrogenation of 1,3-cyclic diones derived by vapor-phase cyclization of delta-keto carboxylic acid esters'19844,399,310'Preparation of 1,3-cyclic diones by vapor phase cyclization of delta-keto carboxylic acid esters utilizing carrier condensable under ambient conditions'19834,275,246'Separation of phenols'19814,215,229'Process for alkylating phenolic compounds to produce ortho- and para-monoalkylated phenols and 2,4- and 2,6-dialkylated phenols'19803,984,466'Hydrolysis of 3,5-diamino benzoic acid to produce alpha-resorcylic acid'19763,973,971'Method for preparing an improved creosote wood preservative from a coal tar creosote'19763,960,969'Method for preparing an improved creosote wood preservative from a coal tar creosote by the use of caustic compounds'19763,953,509'Hydrogenation of nitrobenzene to p-aminophenol'19763,937,741'Production of hydroquinone'19763,935,283'Production of hydroquinone'19763,933,925'Hydrolysis of toluene diamines to produce methyl resorcinols'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1988Patents assigned to KOPPERS CO INC (14)· patent assignee history
1976–2017Based in Pittsburgh, PA, US· patent location history
1976–1984Based in Edgewood, PA, US· patent location history
2013–2016Patents assigned to AVERY DENNISON CORP (2)· patent assignee history
2013Patents assigned to GRECO NICHOLAS (1)· patent assignee history
2013–2016Based in Berea, OH, US· patent location history
2016Patents assigned to CCL LABEL INC (1)· patent assignee history
2017Patents assigned to PORTAL DUAL INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KOPPERS CO INC | 14 | 1976–1988 |
| AVERY DENNISON CORP | 2 | 2013–2016 |
| CCL LABEL INC | 1 | 2016 |
| GRECO NICHOLASself | 1 | 2013 |
| PORTAL DUAL INC | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Pittsburgh, Pennsylvania, US | 9 | 1976–2017 |
| Edgewood, Pennsylvania, US | 6 | 1976–1984 |
| Berea, OH, US | 2 | 2013–2016 |