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Patentes

Citada por

Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US49725215 Sep 198927 Nov 1990Negaids (Properietary) LimitedProtective eyewear
US50128059 Jun 19887 May 1991Surgical mask barrier apparatus
US56997929 Oct 199623 Dic 1997Tecnol Medical Products, Inc.Face mask with enhanced facial seal
US570434921 Oct 19946 Ene 1998Tecnol Medical Products, Inc.Surgical face mask with darkened glare-reducing strip and visor
US57249646 Jul 199510 Mar 1998Tecnol Medical Products, Inc.Disposable face mask with enhanced fluid barrier
US576555617 Jul 199516 Jun 1998Tecnol Medical Products, Inc.Disposable aerosol mask with face shield
US617371229 Abr 199816 Ene 2001Kimberly-Clark Worldwide, Inc.Disposable aerosol mask with disparate portions
US767724816 Jul 200416 Mar 2010Louis M. Gerson Co., Inc.Stiffened filter mask
USD27143224 Jun 198115 Nov 1983Mine Safety Appliances CompanyDust filtering respirator
USD3403176 Jun 199112 Oct 1993Respiratory protection mask
USD56736531 Jul 200622 Abr 2008Louis M. Gerson Co., Inc.Pleated face mask
USD56793731 Jul 200629 Abr 2008Louis M. Gerson Co., Inc.Pleated face mask