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PPG INDUSTRIES, INC.
Patent Owner
Stats
1,010
total patents issued
9 Total Apps Published
Jul 19, 2012 most recent publication
Details
1,010 Issued Patents
3 Issued in last 3 years
4 Published in last 3 years
11,650 Total Citation Count
Apr 06, 1973 Earliest Filing
989 Expired/Abandoned/Withdrawn Patents
Technologies
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 3 76
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 3 79
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 3 157
C07D HETEROCYCLIC COMPOUNDS 2 120
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 1 155
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 1 67
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 1 40
C03C CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS 1 38
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 1 70
C25D PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING 1 34
Top Patents (by citation)
5,466,398 Photochromic substituted naphthopyran compounds Jun 21, 93 Nov 14, 95 [G02B, C07D] 125 5,458,814 Substituted naphthopyrans Dec 09, 93 Oct 17, 95 [G02B, C07D] 124 5,355,144 Transparent window antenna Mar 16, 92 Oct 11, 94 [H01Q] 78 6,099,117 Hinge with wire extending therethrough Dec 15, 98 Aug 08, 00 [G02C] 47 5,603,818 Treatment of metal parts to provide rust-inhibiting coatings Dec 08, 95 Feb 18, 97 [C25D] 32 5,840,788 Ultraviolet light resistant urethane top coat for golf balls Jun 20, 97 Nov 24, 98 [B05D, C08K] 22 7,230,767 Image display system utilizing light emitting material Nov 16, 05 Jun 12, 07 [G02B] 21 5,342,498 Electronic wiring substrate Jun 26, 92 Aug 30, 94 [G01N] 13 5,539,973 Process for manufacturing taper point surgical needles Jun 07, 95 Jul 30, 96 [B23P] 12 5,691,392 Stable particulate dispersions Feb 05, 97 Nov 25, 97 [C08G] 8
Recent Publications
2012/0183,806 Pretreatment Compositions and Methods For Coating A Metal Substrate Jan 17, 11 Jul 19, 12 [C23F, C08F, B05D, B32B] 2012/0107,618 Low-Gloss, Two-Component Clear Coats, Articles of Manufacture Having Low-Gloss, Two-Compnent Clear Coats, And Methods For Applying The Same Nov 03, 10 May 03, 12 [C09D, B05D, B32B] 2011/0229,645 LOW TEMPERATURE CURING POLYURETDIONE COMPOSITIONS Mar 19, 10 Sep 22, 11 [B05D, C08L] 2010/0285,334 METHODS FOR PASSIVATING A METAL SUBSTRATE AND RELATED COATED METAL SUBSTRATES May 11, 09 Nov 11, 10 [C23C] 2010/0028,684 CONDUCTIVE MULTILAYER STACK Sep 25, 08 Feb 04, 10 [B32B] 2008/0149,112 Surgical covering material Dec 21, 06 Jun 26, 08 [A61B] 2007/0137,673 Method and apparatus for cleaning a photoactive and/or hydrophilic surface Nov 27, 06 Jun 21, 07 [B08B] 2001/0010,537 DEVICE FOR PROJECTION ONTO A DOME Mar 06, 98 Aug 02, 01 [H04N]
Recent Patents
8,134,537 Touch display panel Dec 30, 08 Mar 13, 12 [G06F] 8,062,746 Resin compatible yarn binder and uses thereof Mar 10, 03 Nov 22, 11 [B32B, D02G] 7,856,984 Surgical covering material Dec 21, 06 Dec 28, 10 [A61B] 7,230,767 Image display system utilizing light emitting material Nov 16, 05 Jun 12, 07 [G02B] 6,376,597 Pigment dispersions containing dispersants having pendent hydrophilic polymeric segments prepared by controlled radical polymerization Dec 16, 99 Apr 23, 02 [C08L] 6,099,117 Hinge with wire extending therethrough Dec 15, 98 Aug 08, 00 [G02C] 5,956,915 Tubular drill mast Jun 24, 97 Sep 28, 99 [E04H] 5,840,788 Ultraviolet light resistant urethane top coat for golf balls Jun 20, 97 Nov 24, 98 [B05D, C08K] 5,691,392 Stable particulate dispersions Feb 05, 97 Nov 25, 97 [C08G] 5,603,818 Treatment of metal parts to provide rust-inhibiting coatings Dec 08, 95 Feb 18, 97 [C25D]
Top Inventors for This Owner
