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Alan J. Sipinen
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Maplewood, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Extrusion die and process
Patent number
6,767,492
Issue date
Jul 27, 2004
3M Innovative Properties Company
Scott G Norquist
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Bundling strap
Patent number
6,684,464
Issue date
Feb 3, 2004
3M Innovative Properties Company
Kirit C. Mody
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Elastic fastener
Patent number
6,489,003
Issue date
Dec 3, 2002
3M Innovative Properties Company
Leon Levitt
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Package for dispensing individual sheets
Patent number
6,454,096
Issue date
Sep 24, 2002
3M Innovative Properties Company
Kazunori Kondoh
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Polymeric articles having embedded phases
Patent number
6,447,875
Issue date
Sep 10, 2002
3M Innovative Properties Company
Scott G. Norquist
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Anisotropic film
Patent number
6,270,910
Issue date
Aug 7, 2001
3M Innovative Properties Company
Jobst Tilman Jaeger
B32 - LAYERED PRODUCTS
Information
Patent Grant
Coextruded mechanical fastener constructions
Patent number
6,106,922
Issue date
Aug 22, 2000
3M Innovative Company
John E. Cejka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Elastic strand construction
Patent number
5,431,644
Issue date
Jul 11, 1995
Minnesota Mining and Manufacturing Company
Alan J. Sipinen
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Pressure-sensitive adhesive closure for disposable diaper
Patent number
5,342,339
Issue date
Aug 30, 1994
Minnesota Mining and Manufacturing Company
Theresa L. Carpenter
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Elastic strand construction
Patent number
5,232,777
Issue date
Aug 3, 1993
Minnesota Mining and Manufacturing Company
Alan J. Sipinen
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Degradable thermophastic compositions and blends with naturally bio...
Patent number
5,216,043
Issue date
Jun 1, 1993
Minnesota Mining and Manufacturing Company
Alan J. Sipinen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Refastenable adhesive tape closure
Patent number
5,158,557
Issue date
Oct 27, 1992
Minnesota Mining and Manufacturing Company
Allen L. Noreen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Transparent indicia embossed film
Patent number
5,133,707
Issue date
Jul 28, 1992
Minnesota Mining and Manufacturing Company
Wallace S. Rogers
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method of manufacturing a disposable diaper having an abraded targe...
Patent number
5,026,446
Issue date
Jun 25, 1991
Minnesota Mining and Manufacturing Company
Manley R. Johnston
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Disposable diaper having fastening means that are degradable
Patent number
4,985,024
Issue date
Jan 15, 1991
Minnesota Mining and Manufacturing Company
Alan J. Sipinen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Refastenable adhesive tape closure
Patent number
4,983,174
Issue date
Jan 8, 1991
Minnesota Mining and Manufacturing Company
Allen L. Noreen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Disposable diaper with improved fastener attachment
Patent number
4,973,326
Issue date
Nov 27, 1990
Minnesota Mining and Manufacturing Company
Leigh E. Wood
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pressure-sensitive adhesive tape
Patent number
4,904,253
Issue date
Feb 27, 1990
Minnesota Mining and Manufacturing Company
Alan J. Sipinen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Easy tear sterilization indicator tape
Patent number
4,898,762
Issue date
Feb 6, 1990
Minnesota Mining and Manufacturing Company
Josephine S. Brown
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Pressure-sensitive adhesive closure for disposable diaper
Patent number
4,861,635
Issue date
Aug 29, 1989
Minnesota Mining and Manufacturing Company
Theresa L. Carpenter
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pressure-sensitive adhesive tape having improved toughness
Patent number
4,808,474
Issue date
Feb 28, 1989
Minnesota Mining and Manufacturing Company
Alan J. Sipinen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Easy tear masking tape
Patent number
4,781,957
Issue date
Nov 1, 1988
Minnesota Mining and Manufacturing Company
Josephine S. Brown
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Pressure-sensitive adhesive tape
Patent number
4,769,283
Issue date
Sep 6, 1988
Minnesota Mining and Manufacturing Company
Alan J. Sipinen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Diaper having improved reinforced area for receiving adhesive faste...
Patent number
4,710,190
Issue date
Dec 1, 1987
Minnesota Mining and Manufacturing Company
Leigh E. Wood
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
Elastic fastener
Publication number
20030015819
Publication date
Jan 23, 2003
3M Innovative Properties Company
Leon Levitt
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Extrusion die and process
Publication number
20020195738
Publication date
Dec 26, 2002
3M Innovative Properties Company
Scott G. Norquist
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC