Patents by Inventor Wenxiong Li

Wenxiong Li has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Compounding dispensing gun
    Patent number: 9642776
    Abstract: A compounding dispensing gun includes a pawl-spring assembly and a hand-housing assembly. The hand-housing assembly is coupled to the pawl-spring assembly. The hand-housing assembly has a handle. A plunger assembly extends through the hand-housing assembly and includes a push rod and a push rod head removably coupled to the push rod. The push rod has a plurality of first notches and a plurality of second notches formed thereon. The push rod selectively cooperates with the pawl-spring assembly to advance the push rod and the push rod head during a dispensing operation.
    Type: Grant
    Filed: September 17, 2015
    Date of Patent: May 9, 2017
    Assignee: Medisca Pharmaceutique, Inc.
    Inventors: Sarah Nyat Peng Wong, Dajun Yuan, Wenxiong Li
  • COMPOUNDING DISPENSING GUN
    Publication number: 20160074282
    Abstract: A compounding dispensing gun includes a pawl-spring assembly and a hand-housing assembly. The hand-housing assembly is coupled to the pawl-spring assembly. The hand-housing assembly has a handle. A plunger assembly extends through the hand-housing assembly and includes a push rod and a push rod head removably coupled to the push rod. The push rod has a plurality of first notches and a plurality of second notches formed thereon. The push rod selectively cooperates with the pawl-spring assembly to advance the push rod and the push rod head during a dispensing operation.
    Type: Application
    Filed: September 17, 2015
    Publication date: March 17, 2016
    Inventors: Sarah Nyat Peng Wong, Dajun Yuan, Wenxiong Li