DALLOZ INVESTMENT, INC.

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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
5181507 Air purifying respirator suspensionOct 25, 91Jan 26, 93[A62B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
D366493 EyewearExpiredOct 29, 93Jan 23, 96[]
5455639 Protective eyewear with replaceable lensExpiredOct 29, 93Oct 03, 95[G02C]
4934361 RespiratorExpiredFeb 17, 89Jun 19, 90[A62B]
D303585 Respirator facepieceExpiredOct 17, 86Sep 19, 89[]
4850346 RespiratorExpiredOct 20, 86Jul 25, 89[A62B]
4739755 RespiratorExpiredOct 17, 86Apr 26, 88[A62B]
4304009 Energy absorbing safety helmetExpiredApr 25, 80Dec 08, 81[A42B]
4248220 Disposable dust respiratorExpiredSep 10, 79Feb 03, 81[A62B]

Top Inventors for This Owner

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