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HASENFRATZ; Robert Patent Filings

HASENFRATZ; Robert

Patent Applications and Registrations

Patent applications and USPTO patent grants for HASENFRATZ; Robert.The latest application filed is for "air filter comprising a primary air outlet and a secondary air outlet and filter element for same".

Company Profile
23.35.44
  • HASENFRATZ; Robert - Schwaebisch Hall DE
  • Hasenfratz; Robert - Waiblingen DE
*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
Air Filter Comprising a Primary Air Outlet and a Secondary Air Outlet and Filter Element for Same
App 20220274039 - KROHLOW; Matthias ;   et al.
2022-09-01
Air filter with a primary air outlet and a secondary air outlet as well as filter element therefor
Grant 11,415,089 - Schmid , et al. August 16, 2
2022-08-16
Treatment device for treating fluids, in particular liquid fluids, and treatment element of treatment device
App 20210362077 - Thalmann; Christian ;   et al.
2021-11-25
Air Filter with a Primary Air Outlet and a Secondary Air Outlet as well as Filter Element Therefor
App 20210246852 - Schmid; Daniel ;   et al.
2021-08-12
Treatment device for treating fluids, in particular liquid fluids, and treatment element of treatment device
Grant 11,027,227 - Thalmann , et al. June 8, 2
2021-06-08
Round filter element, in particular for gas filtration
Grant 10,946,324 - Fritzsching , et al. March 16, 2
2021-03-16
Filter device, in particular liquid filter
Grant 10,898,833 - Schreckenberger , et al. January 26, 2
2021-01-26
Filter element with retaining surfaces, filter with a filter element and filter housing of a filter
Grant 10,883,456 - Neef , et al. January 5, 2
2021-01-05
Filter device, in particular liquid filter
App 20200282342 - Schreckenberger; Dieter ;   et al.
2020-09-10
Filter system and filter element
Grant 10,737,201 - Roesgen , et al. A
2020-08-11
Filter element assembly with sealing element and filter system
App 20200222835 - Hasenfratz; Robert ;   et al.
2020-07-16
Filter housing with locking form-fit elements and spring loading a filter element in the housing
Grant 10,702,812 - Roesgen , et al.
2020-07-07
Filter device, in particular liquid filter
Grant 10,610,810 - Schreckenberger , et al.
2020-04-07
Treatment device for treating fluids, in particular liquid fluids, and treatment element of treatment device
App 20200054971 - Thalmann; Christian ;   et al.
2020-02-20
Filter element having supporting elements, filter having a filter element, and filter housing of a filter
Grant 10,561,969 - Sorger , et al. Feb
2020-02-18
Filter Element for Filtration and Dehumidification of a Gas
App 20200047103 - Hasenfratz; Robert ;   et al.
2020-02-13
Round Filter Element, in Particular for Gas Filtration
App 20190308126 - Fritzsching; Torsten ;   et al.
2019-10-10
Treatment device for treating fluids, in particular liquid fluids, and treatment element of treatment device
Grant 10,399,012 - Thalmann , et al. Sep
2019-09-03
Treatment device for treating fluids, in particular liquid fluids, and treatment element of treatment device
Grant 10,399,010 - Thalmann , et al. Sep
2019-09-03
Filter element having filter bellows
Grant 10,384,158 - Pflueger , et al. A
2019-08-20
Filter element, in particular for gas filtration
Grant 10,350,534 - Hasenfratz , et al. July 16, 2
2019-07-16
Filter element, in particular for gas filtration
Grant 10,344,718 - Hasenfratz , et al. July 9, 2
2019-07-09
Filter element with at least one guide crosspiece, filter with a filter element and filter housing of a filter
Grant 10,316,804 - Hasenfratz , et al.
2019-06-11
Plate-type filter element for gas filtration
Grant 10,279,298 - Sudermann , et al.
2019-05-07
Filter element, in particular, for gas filtration
Grant 10,233,876 - Hasenfratz , et al.
2019-03-19
Filter element and method for producing a filter element
Grant 10,220,334 - Wagner , et al.
2019-03-05
Filter device, in particular for gas filtration
Grant 10,184,434 - Hasenfratz , et al. Ja
2019-01-22
Filter system comprising coupling device
Grant 10,179,302 - Roesgen , et al. Ja
2019-01-15
Filter element, in particular for gas filtration
Grant 10,071,330 - Hasenfratz , et al. September 11, 2
2018-09-11
Filter element
Grant 10,010,818 - Pflueger , et al. July 3, 2
2018-07-03
Filter System and Filter Element
App 20180161707 - Roesgen; Andre ;   et al.
2018-06-14
Filter element and filter system
Grant 9,914,085 - Hasenfratz , et al. March 13, 2
2018-03-13
Filter Element, in Particular for Gas Filtration
App 20180036665 - Fritzsching; Torsten ;   et al.
2018-02-08
Filter element and filter system
Grant 9,861,924 - Roesgen , et al. January 9, 2
2018-01-09
Filter element with at least one guide crosspiece, filter with a filter element and filter housing of a filter
App 20170298876 - Hasenfratz; Robert ;   et al.
2017-10-19
Filter Element with Retaining Surfaces, Filter with a Filter Element and Filter Housing of a Filter
App 20170276099 - NEEF; Pascal ;   et al.
2017-09-28
Filter element, filter with a filter element and a filter housing of a filter
Grant 9,759,170 - Hasenfratz , et al. September 12, 2
2017-09-12
Filter Element, in Particular for Gas Filtration
App 20170216748 - Hasenfratz; Robert ;   et al.
2017-08-03
Filter Element, in particular for Gas Filtration
App 20170216749 - Hasenfratz; Robert ;   et al.
2017-08-03
Plate-Type Filter Element for Gas Filtration
App 20170182448 - Sudermann; Arthur ;   et al.
2017-06-29
Filter device
Grant 9,687,768 - Wagner , et al. June 27, 2
2017-06-27
Filter element with retaining surfaces, filter with a filter element and filter housing of a filter
Grant 9,644,580 - Neef , et al. May 9, 2
2017-05-09
Filter device, in particular liquid filter
App 20170120167 - Schreckenberger; Dieter ;   et al.
2017-05-04
Filter device, in particular liquid filter
App 20170120166 - Schreckenberger; Dieter ;   et al.
2017-05-04
Filter element with at least one guide crosspiece, filter with a filter element and filter housing of a filter
Grant 9,638,147 - Hasenfratz , et al. May 2, 2
2017-05-02
Filter System Comprising Coupling Device
App 20170014739 - Roesgen; Andre ;   et al.
2017-01-19
Filter element with hand grip elements and filter with a filter element
Grant 9,511,318 - Sorger , et al. December 6, 2
2016-12-06
Treatment device for treating fluids, in particular liquid fluids, and treatment element of treatment device
App 20160339364 - Thalmann; Christian ;   et al.
2016-11-24
Air filter element and air filter
Grant 9,498,744 - Hasenfratz , et al. November 22, 2
2016-11-22
Filter Element
App 20160325212 - Pflueger; Frank ;   et al.
2016-11-10
Filter Element, In Particular For Gas Filtration
App 20160305376 - Hasenfratz; Robert ;   et al.
2016-10-20
Treatment device for treating fluids, in particular liquid fluids, and treatment element of treatment device
App 20160296860 - Thalmann; Christian ;   et al.
2016-10-13
Filter Element Having Filter Bellows
App 20160263513 - Pflueger; Frank ;   et al.
2016-09-15
Air filter element and air filter
Grant 9,415,337 - Hasenfratz , et al. August 16, 2
2016-08-16
Filter Element and Filter System
App 20160230714 - Roesgen; Andre ;   et al.
2016-08-11
Filter Element, In Particular For Gas Filtration
App 20160230715 - Hasenfratz; Robert ;   et al.
2016-08-11
Filter Device, In Particular For Gas Filtration
App 20160228804 - Hasenfratz; Robert ;   et al.
2016-08-11
Filter element, in particular, for gas filtration
App 20160220934 - Hasenfratz; Robert ;   et al.
2016-08-04
Filter Element, In Particular for Gas Filtration
App 20160158682 - Hasenfratz; Robert ;   et al.
2016-06-09
Filter element and air filter
Grant 9,289,710 - Hasenfratz , et al. March 22, 2
2016-03-22
Flat filter element of a filter, filter and support device of a filter
Grant 9,284,925 - Wagner , et al. March 15, 2
2016-03-15
Filter Element and Filter System
App 20160059174 - Hasenfratz; Robert ;   et al.
2016-03-03
Filter Element Having Supporting Elements, Filter Having a Filter Element, and Filter Housing of a Filter
App 20160023137 - Sorger; Nadine ;   et al.
2016-01-28
Filter Device
App 20150337778 - Wagner; Fabian ;   et al.
2015-11-26
Filter System and Filter Element having a Coupling Device and Locking Device
App 20150231539 - Hasenfratz; Robert ;   et al.
2015-08-20
Filter Element and Method for Producing a Filter Element
App 20150033688 - Wagner; Fabian ;   et al.
2015-02-05
Filter element with at least one guide crosspiece, filter with a filter element and filter housing of a filter
App 20150013288 - Hasenfratz; Robert ;   et al.
2015-01-15
Air Filter Element and Air Filter
App 20150013542 - Hasenfratz; Robert ;   et al.
2015-01-15
Filter Element with Retaining Surfaces, Filter with a Filter Element and Filter Housing of a Filter
App 20150013291 - NEEF; Pascal ;   et al.
2015-01-15
Filter Element with Hand Grip Elements and Filter with a Filter Element
App 20150013282 - SORGER; Nadine ;   et al.
2015-01-15
Filter Element, Filter with a Filter Element and a Filter Housing of a Filter
App 20150013289 - Hasenfratz; Robert ;   et al.
2015-01-15
Filter Element and Air Filter
App 20150007533 - Hasenfratz; Robert ;   et al.
2015-01-08
Air Filter Element and Air Filter
App 20150007535 - Hasenfratz; Robert ;   et al.
2015-01-08
Air Filter Element and Air Filter
App 20150007732 - Hasenfratz; Robert ;   et al.
2015-01-08
Filter Device, in Particular Liquid Filter
App 20140353234 - Roesgen; Andre ;   et al.
2014-12-04
Flat Filter Element of a Filter, Filter and Support Device of a Filter
App 20140090344 - Wagner; Fabian ;   et al.
2014-04-03
Arrangement of an air mass meter at a flow channel
Grant 7,805,990 - Lang , et al. October 5, 2
2010-10-05
Arrangement of an Air Mass Meter at a Flow Channel
App 20090095069 - Lang; Jurgen ;   et al.
2009-04-16
Locking device for a connector
Grant 5,695,355 - Hasenfratz , et al. December 9, 1
1997-12-09

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