Withiam; Michael C.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Withiam; Michael C..The latest application filed is for "air filtration media comprising metal-doped silicon-based gel materials with pre-reduced oxidizing agents".

Company Profile

0.16.34

Withiam; Michael C. - Landenberg PA
Withiam; Michael C. - Elkton MD

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Attrition resistant hardened zeolite materials for air filtration media App 20120118160 - Heffes; Ruth G. ; et al.	2012-05-17
Air filtration media comprising metal-doped silicon-based gel materials with pre-reduced oxidizing agents App 20120121471 - Nassivera; Terry W. ; et al.	2012-05-17
Silica gel manufacturing method and gels made thereby Grant 7,803,343 - Hua , et al. September 28, 2	2010-09-28
Hydrophobically coated/treated metal silicate absorbent particles and personal care compositions thereof Grant 7,718,184 - Withiam , et al. May 18, 2	2010-05-18
Air filtration media comprising metal-doped silicon-based gel and/or zeolite materials treated with nitric acid and/or potassium persulfate Grant 7,585,359 - Withiam , et al. September 8, 2	2009-09-08
Air filtration media comprising oxidizing agent-treated metal-doped silicon-based gel and zeolite materials Grant 7,559,981 - Friday , et al. July 14, 2	2009-07-14
Caustic silica gel manufacturing method and gels made thereby Grant 7,553,416 - Hua , et al. June 30, 2	2009-06-30
Caustic silica gel manufacturing method and gels made thereby App 20090071895 - Hua; Duen-Wu ; et al.	2009-03-19
Silica gel manufacturing method and gels made thereby App 20090004089 - Hua; Duen-Wu ; et al.	2009-01-01
Air filtration media comprising non-metal-doped precipitated silica and/or silicon-based gel materials App 20090001021 - Withiam; Michael C. ; et al.	2009-01-01
Air filtration media comprising metal-doped silicon-based gel materials with nitric acid and/or potassium persulfate App 20080156192 - Sinclair; Fitzgerald A. ; et al.	2008-07-03
Treatment of cooking oils and fats with precipitated silica materials App 20080160156 - Withiam; Michael C. ; et al.	2008-07-03
Air filtration media comprising metal-doped silicon-based gel and/or zeolite materials treated with nitric acid and/or potassium persulfate App 20080156194 - Withiam; Michael C. ; et al.	2008-07-03
Air filtration media comprising metal-doped silicon-based gel materials Grant 7,377,965 - Withiam , et al. May 27, 2	2008-05-27
Air filtration media comprising metal-doped silicon-base gel materials with oxidizing agents App 20080006012 - Friday; David K. ; et al.	2008-01-10
Air filtration media comprising oxidizing agent-treated metal-doped silicon-based gel and zeolite materials App 20080006153 - Friday; David K. ; et al.	2008-01-10
Personal care compositions comprising coated/treated metal silicate absorbent particles Grant 7,303,767 - Withiam , et al. December 4, 2	2007-12-04
Coated/treated metal silicate absorbent particles Grant 7,303,766 - Withiam , et al. December 4, 2	2007-12-04
Hydrophobically coated/treated metal silicate abosrbent particles and personal care compositions thereof App 20070254039 - Withiam; Michael C. ; et al.	2007-11-01
Air filtration media comprising metal-doped silicon-based gel and zeolite materials App 20070221059 - Withiam; Michael C. ; et al.	2007-09-27
Air filtration media comprising metal-doped silicon-based gel and zeolite materials App 20070221062 - Withiam; Michael C. ; et al.	2007-09-27
Rapidly dissolving tablets comprising low surface area calcium phosphates App 20070196477 - Withiam; Michael C. ; et al.	2007-08-23
Rapidly dissolving tablets comprising low surface area titanium dioxide App 20070196476 - Withiam; Michael C. ; et al.	2007-08-23
Rapidly disintegrating low friability tablets comprising calcium carbonate App 20070196474 - Withiam; Michael C. ; et al.	2007-08-23
Rapidly disintegrating low friability tablets comprising silica materials App 20070196475 - Withiam; Michael C. ; et al.	2007-08-23
Treatment of cooking oils and fats with calcium silicate-based materials App 20070154602 - Withiam; Michael C. ; et al.	2007-07-05
Treatment of cooking oils and fats with sodium magnesium aluminosilicate materials App 20070154603 - Withiam; Michael C.	2007-07-05
Air filtration media comprising metal-doped precipitated silica materials App 20070020166 - Withiam; Michael C. ; et al.	2007-01-25
Air filtration media comprising metal-doped precipitated silica materials App 20070017195 - Withiam; Michael C. ; et al.	2007-01-25
Cosmetic compositions comprising calcium silicates Grant 7,163,669 - Withiam , et al. January 16, 2	2007-01-16
Method of producing metal-doped silicon-based gel materials App 20070009416 - Withiam; Michael C. ; et al.	2007-01-11
Personal care compositions comprising coated/treated metal silicate absorbent particles App 20060171973 - Withiam; Michael C. ; et al.	2006-08-03
Coated/treated metal silicate absorbent particles App 20060171972 - Withiam; Michael C. ; et al.	2006-08-03
Cosmetic compositions comprising calcium silicates App 20060105004 - Withiam; Michael C. ; et al.	2006-05-18
Oral care products comprising calcium metasilicates Grant 6,984,377 - Withiam , et al. January 10, 2	2006-01-10
Rapidly disintegrating tablets comprising titanium dioxide App 20050244492 - Mehra, Dev K. ; et al.	2005-11-03
Oral care products comprising calcium phosphates App 20050244347 - Mehra, Dev K. ; et al.	2005-11-03
Oral care products comprising silica App 20050244343 - Withiam, Michael C. ; et al.	2005-11-03
Rapidly disintegrating tablets comprising calcium carbonate App 20050244493 - Withiam, Michael C. ; et al.	2005-11-03
Compositions comprising odor neutralizing metal oxide silicates App 20050063928 - Withiam, Michael C. ; et al.	2005-03-24
Oral care products comprising calcium metasilicates App 20040013616 - Withiam, Michael C. ; et al.	2004-01-22
Compositions comprising odor neutralizing calcium silicate App 20040001794 - Withiam, Michael C. ; et al.	2004-01-01
Cosmetic compositions comprising calcium silicates App 20030235597 - Withiam, Michael C. ; et al.	2003-12-25
Calcium metasilicates and methods for making Grant 6,610,266 - Withiam , et al. August 26, 2	2003-08-26
Calcium Metasilicates And Methods For Making App 20030138369 - Withiam, Michael C. ; et al.	2003-07-24
Precipitated encapsulated paper pigments and methods Grant 5,352,287 - Wason , et al. * October 4, 1	1994-10-04
Precipitated encapsulated paper pigments and methods Grant 5,312,485 - Wason , et al. May 17, 1	1994-05-17
Alumina-silica-sulfates, method of preparation and compositions Grant 5,085,705 - Withiam February 4, 1	1992-02-04
Fire retardant pigment Grant 4,842,772 - June 27, 1	1989-06-27
Synthetic calcium silicates and methods of preparation Grant 4,557,916 - Withiam December 10, 1	1985-12-10

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