Minnesota Mining and Manufacturing Company

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology MATTERS Rank in Class
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM 320 9
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 131 82
 
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 125 32
 
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 77 49
 
 
B24D TOOLS FOR GRINDING, BUFFING, OR SHARPENING 76 6
 
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 74 22
 
 
C09J ADHESIVES; ADHESIVE PROCESSES IN GENERAL 69 12
 
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 68 73
 
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 64 60
 
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 59 200
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7575653 Melt-flowable materials and method of sealing surfaces Apr 12, 95 Aug 18, 09 [B32B, B29C]
7131442 Fibrous filtration face mask Jun 11, 96 Nov 07, 06 [A62B]
6982107 Release liner for pressure sensitive adhesives Sep 15, 97 Jan 03, 06 [B32B]
6729409 Foamed nitrogen in liquid CO2 for fracturing Oct 05, 01 May 04, 04 [E21B]
6692807 Removable adhesive tape laminate and separable fastener Mar 24, 03 Feb 17, 04 [B32B]
6664359 Tackified polydiorganosiloxane polyurea segmented copolymers and a process for making same Oct 02, 97 Dec 16, 03 [C09J, C08G, C09D, C08L]
6632311 Tape roll tab application method and article Jun 23, 98 Oct 14, 03 [B65H]
6630209 Method of manufacturing temperature range adjusted coated optical fibers Feb 09, 01 Oct 07, 03 [B05D]
6616714 Process for cutting polymer electrolyte multi-layer batteries and batteries obtained thereby Sep 10, 99 Sep 09, 03 [H01M]
6617002 Microperforated polymeric film for sound absorption and sound absorber using same Jul 24, 98 Sep 09, 03 [B32B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0171,068 TERMINAL FOR LIBRARIES AND THE LIKE ABAN Mar 20, 07 Jul 26, 07 [G05B, G06K, G08B]
6926952 Anti-reflective polymer constructions and method for producing same Expired Jan 13, 98 Aug 09, 05 [B32B]
6846893 Polymer mixtures containing polydiorganosiloxane urea-containing components Expired Oct 23, 96 Jan 25, 05 [C08G]
6783574 Electret filter media and filtering masks that contain electret filter media Expired Sep 02, 97 Aug 31, 04 [B03C]
6754361 Ergonomic headset assembly Expired Apr 17, 97 Jun 22, 04 [H04R]
6730376 Thermally transferable compositions and methods Expired Feb 09, 01 May 04, 04 [B41M]
6726884 Free-standing internally insulating liner Expired Jun 18, 96 Apr 27, 04 [F01N, B01D]
6703112 Organometallic salts for inkjet receptor media Expired Jun 19, 98 Mar 09, 04 [B41M]
2004/0013,611 Suspension aerosol formulations ABAN Jul 09, 03 Jan 22, 04 [A61L]
2004/0005,451 Diffuse reflective articles ABAN Jan 29, 03 Jan 08, 04 [B32B]
6632522 Blended pressure-sensitive adhesives Expired Nov 24, 00 Oct 14, 03 [B32B, B05D, C08L]
6605332 Unitary polymer substrate having napped surface of frayed end microfibers Expired Jul 29, 97 Aug 12, 03 [B32B]
6584976 Face mask that has a filtered exhalation valve Expired Jul 24, 98 Jul 01, 03 [A41D]
6586082 Polymer-saturated paper articles Expired May 06, 97 Jul 01, 03 [C08F, B32B]
2003/0077,688 Rapid read-out biological indicator ABAN Jul 12, 02 Apr 24, 03 [C12M, C12Q]
6542070 Terminal for libraries and the like Expired Nov 15, 00 Apr 01, 03 [G08B]
2003/0045,630 Carboxylic acid functional polyurethane polymers and blends thereof used in magnetic recording media ABAN Apr 08, 02 Mar 06, 03 [C08K, C08L]
6524681 Patterned surface friction materials, clutch plate members and methods of making and using same Expired Oct 02, 98 Feb 25, 03 [B61D, B60K, B61K, F16D, D06N]
6525661 Electronic article surveillance markers for optically recorded media Expired Feb 26, 99 Feb 25, 03 [G08B]
6520846 Sanding and polishing systems Expired Mar 14, 96 Feb 18, 03 [B24B]

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