Inventor

Jens Winkel

Inventor

Cologne, DE

Overview

1986–1996

Patent span

Chemistry

Primary field (CPC C)

Patents· 32 as inventor

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

A61Kprimary

A61KPreparations for medical, dental or toiletry purposes35%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds21%

C07CAcyclic or carbocyclic compounds15%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds10%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%

C04BLime, magnesia2%

C07DHeterocyclic compounds2%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients2%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium1%

C08LCompositions of macromolecular compounds1%

PatentTitleYear

5,548,001'Swellable bead polymer containing fillers'1996 5,548,002'Provisional luting materials'1996 5,354,827'Dental adhesives'1994 5,306,337'Alginate impression compositions'1994 5,304,239'Dental investment compounds in the form of a powder with improved flow properties'1994 5,294,646'N-alkyl-n-(meth)acryloyloxyalkylcarboxamides of aromatic carboxylic acids and aromatic carboxylic acid anhydrides, and adhesives containing these compounds'1994 5,258,067'Liquid for conditioning tooth or bone substance'1993 5,241,081'N-alkyl-N-(meth)acryloyloxyalkylcarboxamides of aromatic carboxylic acids and aromatic carboxylic acid anhydrides, and adhesives containing these compounds'1993 5,183,832'Coating agent for collagen-containing materials'1993 5,179,186'Photosetting impression materials'1993 5,132,335'Acrylic and methacrylic esters of substituted 1,2-bis(phenoxy)-3,3,4,4,5,5-hexafluoro-1-cyclopentenes'1992 5,095,045'Plastics which cure in a series of steps having urethane, urea, siloxane and acrylate groups'1992 5,070,165'Urea-containing (meth)acrylic acid derivatives of triisocyanates-compositions for an artificial tooth'1991 5,037,926'Urea-containing (meth)acrylic acid derivatives of triisocyanates'1991 5,028,638'Hybrid plastic filling material'1991 5,008,436'Urea-containing (meth) acrylic acid derivatives of triisocyanates'1991 4,952,614'(Meth)acrylic acid derivatives, containing urethane groups, of tricyclo[5.2.1.0.sup.2.6 ]decanes'1990 4,952,241'(Meth)acylic acid derivatives containing urethane groups'1990 4,904,750'Ester-urethane derivatives of (meth)-acrylic acid for dental materials'1990 4,902,228'(Meth)-acrylic acid derivatives of triisocyanates in dentistry'1990 4,879,402'(Methyl)acrylic acid derivatives containing urethane groups'1989 4,870,202'(Meth)-acrylic acid derivatives of triisocyanates and their use'1989 4,868,325'(Meth)-acrylic acid derivatives of triisocyanates in dentistry'1989 4,843,136'(Meth)-acrylates of siloxanes containing tricyclodecane groups'1989 4,752,338'(Meth)-acrylic acid esters'1988 4,744,827'(Meth)-acrylic acid derivatives of tricyclodecanes and their use'1988 4,744,828'(Meth)-acrylic acid esters and the use thereof'1988 4,694,041'Polymerizable compositions and the use of arylamines as hardening accelerators for these compositions'1987 4,673,713'Arylamine derivatives which can be incorporated as copolymerized units in unsaturated resins, the preparation of these derivatives and their use as curing accelerators'1987 4,665,217'(Meth)-acrylic acid esters and their use'1987 4,634,791'Arylamine derivatives which can be incorporated as co-polymerized units in unsaturated resins, the preparation of these derivatives and their use as curing accelerators'1987 4,628,112'Amines, processes for their preparation and their use in compositions which can undergo free radical polymerization'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1994Patents assigned to BAYER AG (30)· patent assignee history

1986–1996Based in Cologne, DE· patent location history

1988Based in Colonge, DE· patent location history

1990–1993Based in Cologne-Pesch, DE· patent location history

1991Based in Koeln, DE· patent location history

1996Patents assigned to HERAEUS KULZER GMBH (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAYER AG	30	1986–1994
HERAEUS KULZER GMBH	2	1996

Locations

Location	Patents	Span
Cologne, DE	27	1986–1996
Cologne-Pesch, DE	3	1990–1993
Koeln, DE	1	1991
Colonge, DE	1	1988