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Da Yu Enterprises, L.L.C. Patent Filings

Da Yu Enterprises, L.L.C.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Da Yu Enterprises, L.L.C..The latest application filed is for "method of recombinant macromolecular production".

Company Profile
0.6.4
  • Da Yu Enterprises, L.L.C. - Yardley PA US
  • Da Yu Enterprises, L.L.C. - Doylestown PA
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Method of recombinant macromolecular production
Grant 10,119,159 - O'Keefe November 6, 2
2018-11-06
Method Of Recombinant Macromolecular Production
App 20180112246 - O'Keefe; Donald
2018-04-26
Method of recombinant macromolecular production
Grant 9,856,501 - O'Keefe January 2, 2
2018-01-02
Separation of analytes
Grant 9,821,318 - O'Keefe November 21, 2
2017-11-21
Method Of Recombinant Macromolecular Production
App 20160244797 - O'Keefe; Donald
2016-08-25
Method of recombinant macromolecular production
Grant 9,267,164 - O'Keefe February 23, 2
2016-02-23
Separation Of Analytes
App 20130180894 - O'Keefe; Donald
2013-07-18
Method Of Recombinant Macromolecular Production
App 20130183685 - O'Keefe; Donald
2013-07-18
Company Registrations

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