Patent applications and USPTO patent grants for Purolator Filters NA LLC.The latest application filed is for "helical/spiral seal air filter".
Patent | Date |
---|---|
Helical/Spiral Seal Air Filter App 20130305672 - ADKINS; Jeremy Ryan ;   et al. | 2013-11-21 |
Static Dissipater for a Fuel Filter Assembly App 20130248435 - Byrd; Timothy A. ;   et al. | 2013-09-26 |
Two piece non-metallic relief valve Grant 8,496,119 - Crawford July 30, 2 | 2013-07-30 |
Full flow liquid filter with integral bypass filtration Grant 8,480,885 - Bryson , et al. July 9, 2 | 2013-07-09 |
Space reducing filter with supplemental fluid processing element Grant 8,470,175 - Lucas June 25, 2 | 2013-06-25 |
Single piece resilient combination bottom support and relief valve end seal element for fluid filters Grant 8,361,314 - Ahuja , et al. January 29, 2 | 2013-01-29 |
One piece combination anti-drain back and relief valve Grant 8,221,619 - Cline , et al. July 17, 2 | 2012-07-17 |
Filter relief valve and filter cartridge assembly seal Grant 8,157,989 - Wright , et al. April 17, 2 | 2012-04-17 |
Filter anti-drainback valve and media pack seal Grant 8,152,996 - Wright , et al. April 10, 2 | 2012-04-10 |
Drain pipe connector for fluid filters Grant 8,020,580 - Ahuja , et al. September 20, 2 | 2011-09-20 |
Truss type high pressure center support for liquid filtration Grant 7,980,396 - Crawford July 19, 2 | 2011-07-19 |
High Efficiency, High Capacity Filter Media App 20110168622 - LUCAS; Daniel | 2011-07-14 |
Use of non-metallic load devices in liquid filters Grant 7,959,804 - Wright , et al. June 14, 2 | 2011-06-14 |
Space Reducing Filter With Supplemental Fluid Processing Element App 20110062075 - LUCAS; Daniel | 2011-03-17 |
Filter with Main and Supplemental Filter Elements and Optional Bubble Breaker App 20110062072 - LUCAS; Daniel | 2011-03-17 |
Height adjustable center tube and guide for a filter cartridge assembly Grant 7,857,970 - Wright , et al. December 28, 2 | 2010-12-28 |
Full Flow Liquid Filter with Integral Bypass Filtration App 20100288688 - Bryson; Theodore Michael ;   et al. | 2010-11-18 |
Single-Piece Tapped Plate and Retainer for Fluid Filters App 20100108589 - FRYE; Randy Charles ;   et al. | 2010-05-06 |
Fluid filter assembly with notched case Grant 7,708,147 - Attassery , et al. May 4, 2 | 2010-05-04 |
Channel Roll for Oil Media Pleaters App 20100071851 - RICHBERG; Puenpit ;   et al. | 2010-03-25 |
Truss Type High Pressure Center Support for Liquid Filtration App 20100000922 - CRAWFORD; Brian Scott | 2010-01-07 |
Two Piece Non-Metallic Relief Valve App 20100000918 - CRAWFORD; Brian Scott | 2010-01-07 |
Drain Pipe Connector for Fluid Filters App 20100000930 - Ahuja; Rajan ;   et al. | 2010-01-07 |
Anti-Drainback Valve with Position Positive Locking for Spin-on Oil and Fuel Filters App 20090211955 - AHUJA; Rajan ;   et al. | 2009-08-27 |
Corrugated-Ribbed Thread Plates for Oil/Fuel Spin-on Filters App 20090211964 - AHUJA; Rajan ;   et al. | 2009-08-27 |
Single Piece Resilient Combination Bottom Support and Relief Valve End Seal Element for Fluid Filters App 20090178962 - AHUJA; Rajan ;   et al. | 2009-07-16 |
One Piece Combination Anti-Drain Back and Relief Valve App 20090178964 - CLINE; L. Steven ;   et al. | 2009-07-16 |
Two Part Resilient Combination Bottom Support and Relief Valve End Seal Assembly for Fluid Filters App 20090178963 - CANUP; Travis ;   et al. | 2009-07-16 |
Hot Melt Glue Applicator App 20090155463 - WHITEHURST; James Steven | 2009-06-18 |
Chemical Additive Carrier for Filter App 20090057216 - CLINE; L. Steven ;   et al. | 2009-03-05 |
Fuel Filter Diverter App 20090038748 - DESMARAIS; Christopher P. | 2009-02-12 |
Filter assembly using adhesive center tube Grant 7,481,862 - Attassery January 27, 2 | 2009-01-27 |
Chemical additive carrier for filter Grant 7,473,355 - Cline , et al. January 6, 2 | 2009-01-06 |
Fuel filter diverter Grant 7,458,468 - Desmarais December 2, 2 | 2008-12-02 |
Use Of Non-metallic Load Devices In Liquid Filters App 20080142427 - Wright; Allen Buhr ;   et al. | 2008-06-19 |
Filter anti-drainback valve and media pack seal App 20070246409 - Wright; Allen Buhr ;   et al. | 2007-10-25 |
Height adjustable center tube and guide for a filter cartridge assembly App 20070246417 - Wright; Allen Buhr ;   et al. | 2007-10-25 |
Filter Cartridge and Method and Apparatus for Replacing Same App 20070215561 - YATES; Brian Glenn ;   et al. | 2007-09-20 |
Automotive Fluid Filter with Sintered Pellet Filter Medium and Associated Method App 20070215559 - NGUYEN; Ledu Q. ;   et al. | 2007-09-20 |
Automotive Fluid Filter with Sintered Pellet Filter Medium and Associated Method App 20070216051 - NGUYEN; Ledu Q. ;   et al. | 2007-09-20 |
Co-molded And Cured Filter Cartridge End Using Different Durometer Plastisols App 20070182043 - WRIGHT; Allen B. | 2007-08-09 |
Plastic molded center tube assembly Grant 7,168,572 - Nguyen , et al. January 30, 2 | 2007-01-30 |
Fluid filtration system including replaceable filter module Grant 7,160,447 - Yates January 9, 2 | 2007-01-09 |
Plastic extruded center tube profile and method of manufacture Grant 7,108,139 - Nguyen September 19, 2 | 2006-09-19 |
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