name:-0.022188186645508
name:-0.010998964309692
name:-0.0085959434509277
CalPortland Company Patent Filings

CalPortland Company

Patent Applications and Registrations

Patent applications and USPTO patent grants for CalPortland Company.The latest application filed is for "concrete transit mixer".

Company Profile
5.12.4
  • CalPortland Company - Glendora CA
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Trademarks
Patent Activity
PatentDate
Mixer truck with a four door cab
Grant D890,221 - Morgan , et al.
2020-07-14
Concrete transit mixer
Grant 10,668,806 - Morgan , et al.
2020-06-02
Mixer truck with a four door cab
Grant D860,262 - Morgan , et al. Sept
2019-09-17
Concrete Transit Mixer
App 20180222085 - Morgan; Daryl ;   et al.
2018-08-09
Use of clinker kiln dust for gas scrubbing
Grant 9,873,077 - Riess , et al. January 23, 2
2018-01-23
Use Of Clinker Kiln Dust For Gas Scrubbing
App 20170354914 - Riess; Hartmut ;   et al.
2017-12-14
Use of clinker kiln dust for gas scrubbing
Grant 9,795,912 - Riess , et al. October 24, 2
2017-10-24
Use Of Clinker Kiln Dust For Gas Scrubbing
App 20170136409 - Riess; Hartmut ;   et al.
2017-05-18
Use of clinker kiln dust for gas scrubbing
Grant 9,597,626 - Riess , et al. March 21, 2
2017-03-21
Use Of Clinker Kiln Dust For Gas Scrubbing
App 20170036157 - Riess; Hartmut ;   et al.
2017-02-09

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