Inventor

James R. Shanklin, Jr.

Inventor

Richmond, VA, US

Overview

25→

Patents

1982–2001

Patent span

Chemistry

Primary field (CPC C)

Patents· 25 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Dprimary

C07DHeterocyclic compounds43%

C07CAcyclic or carbocyclic compounds17%

C10MLubricating compositions14%

C10NIndexing scheme associated with subclass c10m relating to lubricating compositions10%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations7%

A61KPreparations for medical, dental or toiletry purposes5%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds2%

C10LFuels not otherwise provided for2%

PatentTitleYear

6,258,761'Lubricating oil additives'2001 6,207,624'Engine oil having dispersant and aldehyde/epoxide for improved seal performance, sludge and deposit performance'2001 6,121,211'Engine oil having dithiocarbamate and aldehyde/epoxide for improved seal performance, sludge and deposit performance'2000 6,071,862'Lubricating oil additives'2000 6,010,986'Alcohol borate esters to improve bearing corrosion in engine oils'2000 6,008,165'Alcohol borate esters and borated dispersants to improve bearing corrosion in engine oils'1999 5,198,449'N-substituted alpha-arylazacycloalkylmethanamines and their use as cardiovascular agents'1993 5,187,189'S-aminoalkyl-s-arylsulfoximines as antiarrhythmic agents'1993 5,140,026'N-aminoalkyl-S-aryl-S-alkyl (or substituted alkyl) sulfoximines as antiarrhythmic agents'1992 5,130,309'Aryloxy and aryloxyalklazetidines as antiarrhythmic and anticonvulsant agents'1992 5,070,087'Aryl(alkyland alkylene)-N-((phenoxy and phenylthio)alkyl) aminoheterocyclics as cardiovascular, anthihistaminic, antisecretory and antiallergy agents'1991 5,051,420'4-substituted-3-1H-imidazol-1-,2,5-thiadiazoles as antiarrhythmic agents'1991 4,895,840'N-(aryl-,aryloxy-,arylthio-arylsulfinyl-and arylsulfonyl-)alkyl-N,N\'-(or n\'n\')alkylaminoalkyl ureas and cyanoguanidines'1990 4,835,164'Aryloxymethyl derivatives of nitrogenous heterocyclic methanols and ethers thereof'1989 4,812,451'1-(aminoalkyl and aminoalkylamino)carbonyl and thiocarbonyl)-.alpha.,.alpha .'1989 4,812,452'1-((aminoalkyl and aminoalkylamino) carbonyl and thiocarbonyl)-.alpha.,.alpha.-diarylpyrrolidine, piperidine and homopiperidineacetamides and acetonitriles'1989 4,810,703'1-((aminoalkyl and aminoalkylamino)carbonyl and thiocarbonyl)-alpha, alpha-diarylpyrrolidine, piperidine and homopiperidineacetamides and acetonitriles'1989 4,724,235'N-(arylthioalkyl)-N\'-(aminoalkyl)ureas useful in the treatment of arrhythmia'1988 4,642,348'N-(amino)alkyl)-1-pyrrolidine, 1-piperidine and 1-homopiperidinecarboxamides (and thiocarboxamides) with sulfur linked substitution in the 2, 3 or 4-positions'1987 4,597,902'N-(arylthioalkyl)-N\'-(aminoalkyl)ureas'1986 4,594,343'1-[(aminoalkyl and aminoalkylamino)carbonyl and thiocarbonyl]-.alpha.,.alpha.-diarylpyrrolidine, piperidine and homopiperidineacetamides and acetonitriles'1986 4,593,102'N-[(amino)alkyl]-1-pyrrolidine, 1-piperidine and 1-homopiperidinecarboxamides (and thiocarboxamides) with sulfur linked substitution in the 2, 3 or 4-position'1986 4,558,155'N-(Aryloxyalkyl)-N\'-(aminoalkyl)thioureas'1985 4,500,529'Method of treating cardiac disorders with N-(aryloxyalkyl)-N\'-(aminoalkyl)ureas'1985 4,313,949'Method of producing an inhibitory effect on blood platelet aggregation'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1993Patents assigned to ROBINS CO INC A H (17)· patent assignee history

1982–1993Based in Richmond, VA, US· patent location history

1986Patents assigned to SHANKLIN JR JAMES R (1)· patent assignee history

1986Patents assigned to WILKINSON II JAMES M (1)· patent assignee history

1993Patents assigned to AMERICAN HOME PROD (1)· patent assignee history

1999–2001Patents assigned to LUBRIZOL CORP (6)· patent assignee history

1999–2001Based in Concord, OH, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ROBINS CO INC A H	17	1982–1993
LUBRIZOL CORP	6	1999–2001
AMERICAN HOME PROD	1	1993
SHANKLIN JR JAMES Rself	1	1986
WILKINSON II JAMES M	1	1986

Locations

Location	Patents	Span
Richmond, Virginia, US	19	1982–1993
Concord, OH, US	6	1999–2001