Inventor

Gernot Löhr

Inventor

Burgkirchen, DE

Overview

36→

Patents

1983–2010

Patent span

Chemistry

Primary field (CPC C)

Patents· 36 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 bonds25%

C08JWorking-up14%

C08LCompositions of macromolecular compounds11%

Y10TTechnical subjects covered by former us classification8%

C07CAcyclic or carbocyclic compounds7%

C09DCoating compositions, e.g. paints, varnishes or lacquers7%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%

C02FTreatment of water, waste water, sewage, or sludge4%

B01DSeparation2%

B29CShaping or joining of plastics2%

PatentTitleYear

7,754,914'Method of recovering fluorinated acid surfactants from adsorbent particles loaded therewith'2010 7,358,296'Aqueous dispersions of fluoropolymers'2008 7,252,744'Treatment of fluorocarbon feedstocks'2007 7,253,240'Explosion-free process for the production of polytetrafluoroethylene'2007 7,094,839'Process for making a fluoroelastomer'2006 7,064,170'Emulsifier free aqueous emulsion polymerization to produce copolymers of a fluorinated olefin and hydrocarbon olefin'2006 6,943,228'Ultraclean fluoroelastomer suitable for use in the manufacturing of electronic components'2005 6,884,860'Fluoroelastomer copolymer based on tetrafluoroethylene, chlorotrifluoroethylene, hexafluoropropylene and vinylidene fluoride'2005 6,867,261'Aqueous dispersion of fluoropolymers of different particle size'2005 6,833,403'Aqueous dispersions of fluoropolymers'2004 6,825,250'Process for reducing the amount of fluorinated surfactant in aqueous fluoropolymer dispersions'2004 6,825,300'Process for making a fluoropolymer having nitrile end groups'2004 6,812,310'Process for producing fluoropolymers having a reduced amount of polar end groups'2004 6,794,550'Method of making an aqueous dispersion of fluoropolymers'2004 6,713,141'Mixtures of thermoplastic fluoropolymers'2004 6,706,193'Method for recovering fluorinated emulsifiers from aqueous phases'2004 6,696,526'Mixtures of thermoplastic fluoropolymers'2004 6,677,414'Aqueous emulsion polymerization process for the manufacturing of fluoropolymers'2004 6,642,415'Method for recovering fluorinated emulsifiers'2003 6,610,807'Fluoropolymers with improved characteristics'2003 6,593,416'Fluoropolymers'2003 6,566,452'Aqueous dispersion of fluoropolymers of varying particle size'2003 6,489,420'Fluoropolymers with improved characteristics'2002 6,489,419'Non-free flowable molding powders of modified polytetrafluoroethylenes'2002 6,436,244'Process for the elution of fluorinated emulsifiers'2002 6,099,774'Process for non-free flowable molding powders of modified polytetrafluoroethylenes'2000 5,861,464'Process for the after-treatment of thermoplastic fluoropolymers'1999 5,530,078'Preparation of a modified polytetrafluoroethylene and use thereof'1996 5,312,935'Purification of fluorinated carboxylic acids'1994 5,276,261'Process for the preparation of tetrafluoroethylene polymers'1994 5,153,285'Process for the preparation of tetrafluoroethylene polymer in aqueous suspension'1992 4,933,388'Solutions of copolymers of the tetrafluoroethylene/ethylene type'1990 4,859,755'Crosslinkable, fluorine-containing copolymers as binders for highly weather-resistant surface coatings'1989 4,808,651'Solutions of fluoropolymers, and their use'1989 4,584,343'Crosslinkable fluorine-containing copolymers, surface-coatings based on these copolymers, and the use thereof'1986 4,395,500'Protective colloid-free plastics dispersion having a bimodal particle size distribution'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1996Patents assigned to HOECHST AG (9)· patent assignee history

1983Based in Mainz, DE· patent location history

1986–2010Based in Burgkirchen, DE· patent location history

1999–2002Patents assigned to DYNEON GMBH (3)· patent assignee history

2002–2010Patents assigned to 3M INNOVATIVE PROPERTIES CO (23)· patent assignee history

2002Patents assigned to DYNEON LLC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
3M INNOVATIVE PROPERTIES CO	23	2002–2010
HOECHST AG	9	1983–1996
DYNEON GMBH	3	1999–2002
DYNEON LLC	1	2002

Locations

Location	Patents	Span
Burgkirchen, DE	35	1986–2010
Mainz, DE	1	1983