Sunnyvale, California
United States
9
2017-08-24
The entities that hold a legal rights for patent applications filed by inventor He Pingren:
Pingren He from Sunnyvale, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Rapid In-situ Gel Forming Compositions Prepared via Reaction of Vinyl Sulfone Derivatized Hyaluronic Acid with Thiol Derivatized Polyethylene Glycol at Alkaline pH
#2 | 2017-08-10Modified hyaluronic acid polymer compositions and related methods
#3 | 2016-07-07Modified hyaluronic acid polymer compositions and related methods
#4 | 2015-12-10STABILIZED COMPOSITIONS COMPRISING HYALURONIC ACID
#5 | 2014-11-06Modified hyaluronic acid polymer compositions and related methods
#6 | 2014-08-07Rapid in-situ gel forming compositions prepared via reaction of vinyl sulfone derivatized hyaluronic acid with thiol derivatized polyethylene glycol at alkaline pH
#7 | 2012-05-24Modified hyaluronic acid polymer compositions and related methods
#8 | 2010-11-09Modified hyaluronic acid polymer compositions and related methods
#9 | 2009-01-15Sterile hyaluronic acid polymer compositions and related methods
863990 ⎘