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产品资质证书

【字号 】 发布时间:2020年5月6日 打印本页

3m焊帽专利号:

File Number New Keywords Supported Product Reference Case Type Current Status Grant Number Expiry Date/Term (Date) Title Strategic Intent IP Competative Impact IP Economic Value  Value Rating
1 to 4
59938US010 OHESD-PSAWD-WELD 9002 ADF's http://v3.espacenet.com/textdoc?DB=EPODOC&IDX=US5825441&F=0 PCT Application Grant 5825441 2015-10-20 LIQUID CRYSTAL WELDING GLASS SHIELDS HAVING IMPROVED OPTICAL ANGULAR PROPERTIES Defensive TBD TBD TBD
59941US008 OHESD-PSAWD-WELD 9002 ADF's http://atlas01.mmm.com:8000/etacir/US06/09/74/US06097451.pdf PCT Application Grant 6097451 2016-10-25 LIQUID CRYSTAL SHUTTER WITH LOW TWISTED NEMATIC LIQUID CRYSTAL CELLS DRIVEN WITH A LOW FREQUENCY OR DC VOLTAGE Defensive TBD TBD TBD
60506US002 OHESD-PSAWD-WELD 9002 VARIABLE ADF's http://atlasservices.mmm.com/patentorder/excelget.asp?pn=US7477330 National Patent Grant 7477330 2027-1-18 Automatic Darkening Filter with Offset Polarizers Commercial Competitive Bar 50%  to 75% 1
60506US013 OHESD-PSAWD-WELD 9002 VARIABLE ADF's http://atlasservices.mmm.com/patentorder/excelget.asp?pn=US7884888 Continuation Grant 7884888 2025-6-25 Automatic Darkening Filter with Offset Polarizers Commercial Competitive Bar 50%  to 75% 1
63472US002 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/PDF/USD584006.pdf Design Patent Grant D584006 2022-12-30 Side Portion of a Welding Helmet Commercial Competitive Barrier 25%  to 50% 2
63473US002 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/PDF/USD584007.pdf Design Patent Grant D584007 2022-12-30 Top Portion of a Welding Helmet Commercial Competitive Barrier 25%  to 50% 2
63474US002 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/PDF/USD589654.pdf Design Patent Grant D589654 2023-3-31 Pivot Knob Portion of a Welding Helmet Commercial Competitive Barrier 25%  to 50% 2
63475US002 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/PDF/USD584008.pdf Design Patent Grant D584008 2022-12-30 Welding Helmet Front Opening Commercial Competitive Barrier 25%  to 50% 2
63476US012 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/PDF/USD597709.pdf Design Patent Grant D597709 2023-8-4 Protective Plate for a Welding Filter in a Welding Helmet Commercial Competitive Barrier 25%  to 50% 2
63476US013 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/PDF/USD604911.pdf Design Patent Grant D604911 2023-11-24 Protective Plate for a Welding Filter in a Welding Helmet Commercial Competitive Barrier 25%  to 50% 2
63476US014 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/PDF/USD616155.pdf Design Patent Grant D616155 2024-5-18 Protective Plate for a Welding Filter in a Welding Helmet Commercial Competitive Barrier 25%  to 50% 2
63477US002 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/PDF/USD592811.pdf Design Patent Grant D592811 2023-5-19 Welding Helmet Collar Portion Commercial Competitive Barrier 25%  to 50% 2
63479US002 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/PDF/USD585160.pdf Design Patent Grant D585160 2023-1-20 Welding Helmet Cheek Bone Element Commercial Competitive Barrier 25%  to 50% 2
63481US002 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/PDF/USD584003.pdf Design Patent Grant D584003 2022-12-30 Welding Helmet Commercial Competitive Barrier 25%  to 50% 2
63482US006 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/patentorder/excelget.asp?pn=US20100235971 PCT Application Publication of application 2028-10-6 Head Suspension Headband Commercial Competitive Barrier 50%  to 75% 2
63492US006 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/patentorder/excelget.asp?pn=US20100229286 PCT Application Publication of application 2028-10-3 Head Suspension Having Transition Arms and Rear Support Commercial Competitive Barrier 25%  to 50% 2
63494US006 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/patentorder/excelget.asp?pn=US20100229274 PCT Application Publication of application 2028-10-6 Pivoting Headgear System Commercial Competitive Barrier 25%  to 50% 2
63529US006 OHESD-PSAWD-WELD SPEEDGLAS 9100 http://atlasservices.mmm.com/patentorder/excelget.asp?pn=US20100265421 PCT Application Publication of application 2028-9-3 Automatic Darkening Filter Apparatus and Method Commercial Competitive Barrier 25%  to 50% 2