Inventor

Robert M. Parlman

Inventor

Bartlesville, OK, US

Overview

37→

Patents

1981–1989

Patent span

Chemistry

Primary field (CPC C)

Patents· 37 as inventor

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

B03Dprimary

B03DFlotation44%

C07CAcyclic or carbocyclic compounds17%

C10LFuels not otherwise provided for11%

C10MLubricating compositions6%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%

C09KMaterials for miscellaneous applications, not provided for elsewhere4%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

C08JWorking-up2%

C08LCompositions of macromolecular compounds2%

C09DCoating compositions, e.g. paints, varnishes or lacquers2%

PatentTitleYear

4,876,030'Organophilic clay suspension medium'1989 4,726,912'Stable suspensions of carboxymethyl cellulose and their preparation'1988 4,686,033'Trithiocarbonates as flotation reagents'1987 4,681,675'Ore flotation'1987 4,643,823'Recovering metal sulfides by flotation using mercaptoalcohols'1987 4,584,118'Metal trithiocarbonates as depressants'1986 4,579,651'Flotation reagents'1986 4,561,984'Trithiocarbonate flotation reagents'1985 4,556,500'Flotation reagents'1985 4,534,857'Ore flotation with combined collectors'1985 4,533,466'Polycarboxylic acid derivatives and uses'1985 4,530,982'Polymerization using benzenediazonium tetrafluoroborate/titanium tetrahalide-based catalysts'1985 4,521,300'Ore flotation with combined collectors'1985 4,510,050'Metal trithiocarbonates as depressants'1985 4,504,384'Trithiocarbonates as ore flotation agents'1985 4,487,844'Benzenediazonium tetrafluoroborate/titanium tetrahalide-based catalysts'1984 4,482,480'Polycarboxylic acid derivatives and uses'1984 4,462,898'Ore flotation with combined collectors'1984 4,459,237'Trithiocarbonates'1984 4,444,567'Motor fuel composition containing an ashless antiknock agent'1984 4,439,314'Flotation reagents'1984 4,435,304'Sulfur based metal cleaners'1984 4,424,122'Gold flotation with mercaptan and imidazoline'1984 4,424,123'Ore flotation using fulvenes'1984 4,417,904'N,N\'-Dialkyl-N,N\'-diphenyl alkylene diamine derivatives as antiknock agents'1983 4,416,770'Selective mineral recovery'1983 4,414,107'Flotation reagent'1983 4,372,844'Aromatic and benzothiophene extender oil composition for ore floatation'1983 4,341,715'S-Allyl-S\'-n-butyl-trithiocarbonate'1982 4,322,304'Bis(disubstituted aminomethyl)phenols as ashless hydrocarbon additives'1982 4,321,061'Motor fuel'1982 4,316,797'Flotation agent and process'1982 4,313,738'Substituted dihydro oxazines as hydrocarbon antioxidants'1982 4,299,996'Alkyl aryl ether production'1981 4,295,962'Recovering copper by flotation using N-mercaptoalkyl amide depressant'1981 4,267,394'Phenol alkylation'1981 4,264,336'Halogenated substituted fulvenes useful as fuel antiknock additives'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1989Patents assigned to PHILLIPS PETROLEUM CO (35)· patent assignee history

1981–1989Based in Bartlesville, OK, US· patent location history

1985Patents assigned to BRESSON CLARENCE R (2)· patent assignee history

1985Patents assigned to PARLMAN ROBERT M (2)· patent assignee history

1985Patents assigned to SELMAN CHARLES M (1)· patent assignee history

1985Patents assigned to YOUNG TOMMY L (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
PHILLIPS PETROLEUM CO	35	1981–1989
BRESSON CLARENCE R	2	1985
PARLMAN ROBERT Mself	2	1985
SELMAN CHARLES M	1	1985
YOUNG TOMMY L	1	1985

Locations

Location	Patents	Span
Bartlesville, OK, US	37	1981–1989