Inventor
David Hayshiv Parris
Inventor
Parkville, AU
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A01Nprimary
A01NPreservation of bodies of humans or animals or plants or parts thereof38%
C07CAcyclic or carbocyclic compounds31%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry8%
B03DFlotation8%
C07BGeneral methods of organic chemistry8%
Y02PClimate change mitigation technologies in the production or processing of goods8%
PatentTitleYear
7,576,244'Compounds and compositions for use as foaming or frothing agents in ore and coal flotation'20097,179,859'Method of dispersing an insoluble material in aqueous solution and agricultural formulation'20077,109,267'Method of dispersing an insoluble material in an aqueous solution and an agricultural formulation'20066,855,763'Method of dispersing an insoluble material in an aqueous solution and an agricultural formulation'20056,844,293'Method of dispersing an insoluble material in aqueous solution and agricultural formulation'20056,339,043'Method and composition'20025,844,115'Alkoxylation process'19984,684,755'Catalyzed process'19874,546,204'Process for the manufacture of methyl t-butyl ether'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985Patents assigned to IMP CHEMICAL IND AUSTRALIA LIM (1)· patent assignee history
1985Based in Nunawading, AU· patent location history
1987Patents assigned to ICI AUSTRALIA LTD (1)· patent assignee history
1987Based in Melbourne, AU· patent location history
1998Patents assigned to ICI AUSTRALIA OPERATIONS (1)· patent assignee history
1998–2009Based in Parkville, AU· patent location history
2002–2007Patents assigned to HUNTSMAN SURFACTANTS TECHNOLOGY CORP (5)· patent assignee history
2009Patents assigned to HUNTSMAN CORP AUSTRALIA PTY LT (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HUNTSMAN SURFACTANTS TECHNOLOGY CORP | 5 | 2002–2007 |
| HUNTSMAN CORP AUSTRALIA PTY LT | 1 | 2009 |
| ICI AUSTRALIA LTD | 1 | 1987 |
| ICI AUSTRALIA OPERATIONS | 1 | 1998 |
| IMP CHEMICAL IND AUSTRALIA LIM | 1 | 1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Parkville, AU | 7 | 1998–2009 |
| Melbourne, AU | 1 | 1987 |
| Nunawading, AU | 1 | 1985 |