Inventor
Helmut Waniczek
Inventor
Cologne, DE
Overview
Patents· 18 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 bonds18%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds12%
C08LCompositions of macromolecular compounds12%
B29CShaping or joining of plastics9%
C09JAdhesives9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
C10LFuels not otherwise provided for6%
F02BInternal-combustion piston engines6%
Y10TTechnical subjects covered by former us classification6%
C07CAcyclic or carbocyclic compounds3%
PatentTitleYear
5,023,299'Polyolefinecarboxylic acids, their preparation and their use for preparing polyolefine-polycarbonate block copolymers'19914,986,884'Process for the production of monomeric .alpha.-cyanoacrylates'19914,929,689'Polyolefinecarboxylic acids, their preparation and their use for preparing polyolefine-polycarbonate block copolymers'19904,885,191'Pigment coated with polycyanoacrylate and a process for coating pigments'19894,812,546'New copolymers of alpha-cyanoacrylates and acrylates, their preparation and their use'19894,798,873'Polyolefinecarboxylic acids, their preparation and their use for preparing polyolefine-polycarbonate block copolymers'19894,783,515'Copolymers containing ethylene and .alpha.-cyanoacrylates'19884,719,164'Liquid electrostatographic suspension developer comprises pigment coated with polycyanoacrylate inner shell and additional shell of copolymer'19884,683,267'Thermoplastic moulding compounds based on polyoxymethylene and polymeric adipatecarbonate mixed esters'19874,659,335'Ignition improvers for fuel mixtures'19874,650,826'Stabilized cyanoacrylate adhesives containing bis-trialkylsilyl esters of sulfuric acid'19874,602,056'Use of grafted ethylene-vinylacetate copolymers for the production of hotmelt adhesives'19864,533,397'Use of polymer alloys based on cellulose esters in contact ophthalmics, and contact lenses produced from the polymer alloys'19854,533,728'Process for the production of high molecular weight polyester carbonates'19854,522,965'Thermoplastic contact adhesives containing epoxide plasticizers'19854,506,045'Cellulose ester-aliphatic polycarbonate thermoplastic moulding compositions'19854,465,028'Ignition improvers for internal combustion engines'19844,395,517'Modified olefine polymers'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1991Patents assigned to BAYER AG (17)· patent assignee history
1983–1991Based in Cologne, DE· patent location history
1988Patents assigned to AGFA GEVAERT AG (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAYER AG | 17 | 1983–1991 |
| AGFA GEVAERT AG | 1 | 1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cologne, DE | 18 | 1983–1991 |