Inventor

Hans-Jurgen Kress

Inventor

Krefeld, DE

Overview

1983–1997

Patent span

Chemistry

Primary field (CPC C)

Patents· 56 as inventor

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

C08Lprimary

C08LCompositions of macromolecular compounds52%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients21%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

C07DHeterocyclic compounds7%

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

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds2%

C08JWorking-up2%

C10MLubricating compositions1%

C10NIndexing scheme associated with subclass c10m relating to lubricating compositions1%

H01BCables1%

PatentTitleYear

5,614,483'Stabilized lubricant base material'1997 5,270,385'Antistatic, thermoplastic moulding compounds based on aromatic polycarbonates and aromatic vinyl polymers'1993 5,061,745'Flame-retardant, high-impact polycarbonate molding compounds'1991 5,047,480'Thermoplastic molding compositions'1991 5,030,675'Flame-resistant thermoplastic moulding compounds based on polycarbonate, polyalkylene terephthalate, graft copolymer, fluorinated polyolefine and phosphorus compound'1991 4,987,184'Mixtures of polycarbonates with siloxane-containing graft polymers'1991 4,983,658'Thermoplastic moulding compositions with flame-repellent properties'1991 4,963,619'Mixtures of polycarbonates with siloxane-containing graft polymers'1990 4,948,837'Mixtures of polycarbonates with siloxane-containing graft polymers'1990 4,937,285'Use of redox graft polymers to improve the petroleum-resistance of thermoplastic, aromatic polycarbonate and/or polyester carbonate moulding compositions'1990 4,925,891'High impact strength flame-retardant polycarbonate moulding compositions'1990 4,923,923'Powder compositions based on polyarylene sulphides'1990 4,920,166'Flame-resistant, antistatic polycarbonate molding compositions'1990 4,895,898'Thermoplastic moulding materials of improved processability'1990 4,883,835'Flame resistant antistatic polycarbonate moulding compounds'1989 4,882,381'Moulding compounds of aromatic polyesters and grafted silicone rubber'1989 4,879,342'Thermoplastic polycarbonate moulding compositions'1989 4,866,123'Molding compositions of polycarbonate and polyalkylene terephthalate showing improved joint line strength'1989 4,861,829'Thermoplastic polycarbonate moulding materials'1989 4,861,831'Particulate multiphase polymers'1989 4,859,740'Particulate multiphase polymers'1989 4,839,421'Antistatic, thermoplastic moulding compound based on polycarbonates and aromatic vinyl polymers'1989 4,826,918'Polycarbonate moulding composition with improved flow and processiblity'1989 4,812,515'Ageing-resistant thermoplastic moulding materials of good impact strength'1989 4,806,593'Thermoplastic moulding materials having good resistance to ageing and good low-temperature impact strength'1989 4,804,708'Thermoplastic moulding compounds based on special graft polymers'1989 4,786,671'Flameproofing agent combinations and their use in thermoplastic moulding compositions of polycarbonates and ABS polymers'1988 4,782,115'Thermoplastic moulding compositions based on polysiloxane/polycarbonate block copolymers'1988 4,776,981'Flameproofing agents, their preparation and their use for providing polycarbonates with a flame-resistant finish'1988 4,777,212'Thermoplastic polycarbonate moulding compositions'1988 4,774,289'Thermoplastic moulding compositions of polycarbonate and terpolymers'1988 4,774,273'Perfluoroalkanesulphonic acid aryl esters as anti-drip agents in flame-repellant molding compositions based on thermoplastic aromaticpolycarbonates'1988 4,766,165'Thermoplastic moulding compositions having flame-retarding properties'1988 4,753,994'Flame retardant polycarbonate compositions'1988 4,751,260'Flame-retarding, polycarbonate moulding materials of high impact strength'1988 4,748,215'Diorganosiloxane polymer powder'1988 4,746,701'Thermoplastics moulding compositions based on polysiloxane/polycarbonate block copolymers'1988 4,742,104'Thermoplastic moulding compositions based on polycarbonate/graft polymer mixtures'1988 4,740,554'Thermoplastic moulding compositions based on polyphenylene oxide/polycarbonate block condensates'1988 4,731,405'Thermoplastic moulding materials with high tracking resistance'1988 4,713,462'Flameproofing agents, their preparation and their use for providing polycarbonates with a flame-resistant finish'1987 4,692,488'Thermoplastic polycarbonate moulding compositions'1987 4,683,265'Thermoplastic moulding compositions consisting of polycarbonates, graft polymers and copolymers'1987 4,666,980'Transparent moulding compositions'1987 4,661,543'Flameproofing agents, their preparation and their use for providing polycarbonates with a flame-resistant finish'1987 4,657,955'Flameproofing agents, their preparation and their use for flameproofing polycarbonates'1987 4,649,168'Process for the preparation of flame-resistant polycarbonate moulding compositions containing tetrafluoroethylene polymers'1987 4,632,956'Stabilizer systems for ABS plastics and ABS alloys'1986 4,622,363'Thermoplastic moulding compositions with an improved heat distortion point'1986 4,615,832'Flameproofing agents, their preparation and their use for flameproofing polycarbonates'1986 4,596,851'Thermoplastic moulding compositions based on polycarbonate/graft polymer mixtures'1986 4,594,375'Bis-(imide-sulfonate) flameproofing agents, their preparation and their use for flameproofing in polycarbonate'1986 4,569,970'Thermoplastic moulding compositions based on polysiloxane/polycarbonate block copolymers'1986 4,563,496'Self-extinguishing thermoplastic moulding compositions of polycarbonate and ABS-polymers'1986 4,548,987'ABS-Polycarbonate mixtures which have improved flame resistance'1985 4,412,063'Polytetrahydrofurans containing terminal acrylate or methacrylate groups'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1993Patents assigned to BAYER AG (53)· patent assignee history

1983Based in Giessen, DE· patent location history

1985–1991Based in Krefeld, DE· patent location history

1988–1993Based in Pittsburgh, PA, US· patent location history

1990Patents assigned to KRESS HANS JUERGEN (2)· patent assignee history

1990Patents assigned to LINDNER CHRISTIAN (2)· patent assignee history

1990Patents assigned to WITTMANN DIETER (2)· patent assignee history

1990Patents assigned to DAMRATH VOLKER (1)· patent assignee history

1997Based in Bruhl, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAYER AG	53	1983–1993
KRESS HANS JUERGEN	2	1990
LINDNER CHRISTIAN	2	1990
WITTMANN DIETER	2	1990
DAMRATH VOLKER	1	1990

Locations

Location	Patents	Span
Krefeld, DE	29	1985–1991
Pittsburgh, Pennsylvania, US	25	1988–1993
Bruhl, DE	1	1997
Giessen, DE	1	1983