ST. PAUL, Minnesota
United States
16
2024-01-11
The entities that hold a legal rights for patent applications filed by inventor Duan Daniel C.:
Daniel C. Duan from ST. PAUL, US has applied for patents for these inventions. The list has both pending applications and granted patents:
ELECTRETS COMPRISING A SUBSTITUTED CYCLOTRIPHOSPHAZENE COMPOUND AND ARTICLES THEREFROM
#2 | 2023-12-07CORE-SHEATH FIBERS, NONWOVEN FIBROUS WEB, AND FILTERING ARTICLES INCLUDING THE SAME
#3 | 2023-07-27PLEATED FILTRATION ASSEMBLY COMPRISING SPUNBONDED PREFILTER
#4 | 2022-11-24CORE-SHEATH FIBERS, NONWOVEN FIBROUS WEB, AND RESPIRATOR INCLUDING THE SAME
#5 | 2022-10-13FILTER ASSEMBLY, PREFILTER ASSEMBLY, AND RESPIRATOR INCLUDING THE SAME
#6 | 2013-09-26LIQUID CRYSTALLINE POLYMER MICRONEEDLES
#7 | 2011-05-05Method of making a dry powder pharmaceutical composition
#8 | 2010-05-18Medicinal aerosol compositions with a functionalized polyethyleneglycol excipient
#9 | 2010-03-30Biocompatible compounds for sustained release pharmaceutical drug delivery systems
#10 | 2008-11-20Microneedle arrays and methods of use thereof
#11 | 2008-10-23Microneedle Arrays and Methods of Preparing Same
#12 | 2008-05-01Masking method for coating a microneedle array
#13 | 2007-03-06Medicinal aerosol compositions with an amide and/or ester containing excipient compound
#14 | 2006-08-29Matrix for transdermal drug delivery
#15 | 2006-05-11Matrix for transdermal drug delivery
#16 | 2005-06-07Pyrrolidonoethyl (meth)acrylate containing pressure sensitive adhesive compositions
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