Welch John L

USPTO Trademark & Patent Filings

Welch John L

Trademark applications and grants for Welch John L. Welch John L has 2 trademark applications. The latest application filed is for "KEEPING TABS ON THE TTAB"

Company Profile
    Company Aliases
  • Welch, John L.
  • l john welch
  • Welch; John L. - Williamsville NY
  • WELCH; JOHN L. - Williamsville NY
  • Welch; John L. - Buffalo NY

Trademarks Patents
Patent Applications
Patent ApplicationDate
PROCESS FOR REDUCING 3,3,3-TRIFLUOROPROPYNE IN 2,3,3,3-TETRAFLUOROPROPENE
20200055804 - 16/346739 Wang; Haiyou ;   et al.
2020-02-20
USE OF LOW GWP REFRIGERANTS COMPRISING CF3I WITH STABLE LUBRICANTS
20180171195 - 15/896777 Thomas; Raymond H. ;   et al.
2018-06-21
USE OF LOW GWP REFRIGERANTS COMPRISING CF3I WITH STABLE LUBRICANTS
20110126558 - 13/022902 THOMAS; RAYMOND H. ;   et al.
2011-06-02
SESQUITERPENE STABILIZED COMPOSITIONS
20090283712 - 12/467061 Zyhowski; Gary ;   et al.
2009-11-19
FLUOROCARBON STABILIZERS
20080157023 - 11/937194 Samuels; George J. ;   et al.
2008-07-03
Process for reducing 3,3,3-trifluoropropyne in 2,3,3,3-tetrafluoropropene
10,913,697 - 16/346,739 Wang , et al. February 9, 2
2021-02-09
Use of low GWP refrigerants comprising CF.sub.3I with stable lubricants
9,920,230 - 13/022,902 Thomas , et al. March 20, 2
2018-03-20
Use of low GWP refrigerants comprising CF.sub.3I with stable lubricants
9,920,230 - 13/022,902 Thomas , et al. March 20, 2
2018-03-20
Sesquiterpene stabilized compositions
8,133,407 - 12/467,061 Zyhowski , et al. March 13, 2
2012-03-13
Method for regulating water concentration in a process stream
6,858,198 - 10/051,512 Francisco , et al. February 22, 2
2005-02-22
Patent Grants & Applications

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