Leonard E. DUELLO

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Hewitt, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Trackified air filtration media and a self-supporting filter having...
- Patent number 8,668,758
- Issue date Mar 11, 2014
- Polyester Fibers, LLC
- Leonard Duello
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
TRACKIFIED AIR FILTRATION MEDIA AND A SELF-SUPPORTING FILTER HAVING...
- Publication number 20110016839
- Publication date Jan 27, 2011
- Leonard Duello
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
MULTILAYER COMPOSITE NONWOVEN MATERIAL, A FLUID FILTER AND A METHOD...
- Publication number 20100006498
- Publication date Jan 14, 2010
- Leonard E. Duello
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Application
Nonwovens of controlled stiffness and retained foldability
- Publication number 20090288558
- Publication date Nov 26, 2009
- Leonard E. Duello
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Tackified And Non-Tackified Nonwovens Of Controlled Stiffness And R...
- Publication number 20080120954
- Publication date May 29, 2008
- Leonard E. DUELLO
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL