Búsqueda Imágenes Maps Play YouTube Noticias Gmail Drive Más »
Búsqueda avanzada de patentes | Historial web | Iniciar sesión

Patentes

Citada por

Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US39748298 Jul 197417 Ago 1976Giles C. Clegg, Jr.
John R. Lynn
Means for preventing fogging of optical aids used by the wearer of a surgical mask
US403759328 Nov 197526 Jul 1977Giles C. Clegg, Jr.
John R. Lynn
Surgical mask with vapor barrier
US441999310 Dic 198113 Dic 1983Minnesota Mining & Manufacturing CompanyAnti-fogging surgical mask
US460634123 Sep 198519 Ago 1986Tecnol, Inc.Noncollapsible surgical face mask
US463562811 Sep 198513 Ene 1987Tecnol, Inc.Surgical face mask with improved moisture barrier
US494147011 Ene 198817 Jul 1990Tecnol, Inc.Face mask with ear loops and method for forming
US496945729 Sep 198913 Nov 1990Tecnol, Inc.Body fluids barrier mask
US510754710 Ene 199128 Abr 1992Baxter International Inc.Adjustable medical face mask fastener
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
US570680431 Ene 199713 Ene 1998Minnesota Mining and Manufacturing CompanyLiquid resistant face mask having surface energy reducing agent on an intermediate layer therein
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
US579714621 Nov 199625 Ago 1998Breath deflector with seal
US581339826 Mar 199729 Sep 1998Tecnol Medical Products, Inc.Combined anti fog and anti glare features for face masks
US611751530 Ene 199812 Sep 2000Kimberly-Clark Worlwide, Inc.Non-particulating and low particulating disposable products for use in clean room environments
US617371229 Abr 199816 Ene 2001Kimberly-Clark Worldwide, Inc.Disposable aerosol mask with disparate portions
US635429616 Mar 199812 Mar 20023M Innovative Properties CompanyAnti-fog face mask
US652018112 Dic 200118 Feb 20033M Innovative Properties CompanyAnti-fog face mask
US67727597 Abr 200310 Ago 2004Health mask with channelized breath passageways
US696606727 Ago 200422 Nov 2005Boating helmet
US698850030 Abr 200424 Ene 2006J. Palmero Sales Company, Inc.Fog free medical face mask
US770345618 Dic 200327 Abr 2010Kimberly-Clark Worldwide, Inc.Facemasks containing an anti-fog / anti-glare composition
USD6377115 Oct 200710 May 20113M Innovative Properties CompanyBond pattern on a filtering face-piece respirator