Inventor

Gregory F. Schmidt

Inventor

Midland, MI, US

Overview

11→

Patents

1987–2005

Patent span

Chemistry

Primary field (CPC C)

Patents· 11 as inventor

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

C08Fprimary

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds35%

C08JWorking-up12%

C08LCompositions of macromolecular compounds12%

F16FSprings12%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium8%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

C07BGeneral methods of organic chemistry4%

C07CAcyclic or carbocyclic compounds4%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds4%

Y02PClimate change mitigation technologies in the production or processing of goods4%

PatentTitleYear

6,844,399'Sulfonated substantially random interpolymers, blends therewith and articles made therefrom'2005 6,512,049'Sulfonated substantially random interpolymers, blends therewith and articles made therefrom'2003 6,479,594'Sulfonated substantially random interpolymers, blends therewith and articles made therefrom'2002 5,646,084'Polymerization process using diene containing catalysts'1997 5,543,480'Polymerization process using diene containing catalysts'1996 5,264,646'Process for preparing vinylically-unsaturated compounds'1993 5,015,749'Preparation of polyhydrocarbyl-aluminoxanes'1991 4,990,716'Preparation of diphenylmethanes'1991 4,808,680'Polymerization of vinyl aromatic monomers using cyclopentadienyl zirconium catalysts'1989 4,774,301'Zirconium containing catalysts and method of use'1988 4,659,685'Heterogeneous organometallic catalysts containing a supported titanium compound and at least one other supported organometallic compound'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–2002Patents assigned to DOW CHEMICAL CO (9)· patent assignee history

1987–1997Based in Midland, MI, US· patent location history

2002–2005Based in Kennett Square, PA, US· patent location history

2003–2005Patents assigned to DOW GLOBAL TECHNOLOGIES INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DOW CHEMICAL CO	9	1987–2002
DOW GLOBAL TECHNOLOGIES INC	2	2003–2005

Locations

Location	Patents	Span
Midland, MI, US	8	1987–1997
Kennett Square, Pennsylvania, US	3	2002–2005