Siebe North, Inc.

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A62B DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING 136

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5385141 Speech diaphragm and exhalation valveApr 16, 92Jan 31, 95[A62B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5791801 Liquid applicatorExpiredAug 30, 96Aug 11, 98[A47L, A61M]
5775826 Safety fluid dispensing systemExpiredMay 29, 96Jul 07, 98[A47L, A61M]
5133458 Ampule-type inhalant dispenserExpiredApr 01, 91Jul 28, 92[B65D]
5017365 Sunscreen composition and applicator systemExpiredOct 03, 90May 21, 91[A61K, B65D]
D310585 Protective cap for a respirator's replaceable filterExpiredApr 29, 87Sep 11, 90[]
D294410 Valve assembly for a respiratorExpiredApr 09, 85Feb 23, 88[]
D288730 Yoke for a respiratorExpiredMay 21, 84Mar 10, 87[]
4630604 Valve assembly for a replaceable filter respiratorExpiredApr 09, 85Dec 23, 86[A62B]
4603692 Yoke for the harness of a respiratorExpiredMay 21, 84Aug 05, 86[A62B]
4347631 Ear muff accessory for safety hard hatExpiredJul 18, 80Sep 07, 82[A42B]
4342121 Hot mill gloveExpiredSep 05, 80Aug 03, 82[A41D]
4321998 Earplug containerExpiredMar 06, 80Mar 30, 82[A61F, B65D]
4316290 Ear muff accessory for safety hard hatExpiredJul 18, 80Feb 23, 82[A41D, A42B]
4276657 Accessory to hard hat attaching meansExpiredFeb 25, 80Jul 07, 81[A61F, A44B]
4271538 Safety spectaclesExpiredMar 24, 80Jun 09, 81[A61F]
4219018 Earplug unit with inserter and tieExpiredMar 29, 79Aug 26, 80[A61F]

Top Inventors for This Owner

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