Granted Patent
S1
US 538,883 · App. 29/232,887 · Granted Mar 20, 2007
Stepped filter housing
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Claims (1)
We claim the ornamental design for a stepped filter housing, as shown and described.
Assignments (19)
LIEN
Recorded Dec 8, 2025
From: JEFFERIES FINANCE LLC
To: WILMINGTON SAVINGS FUND SOCIETY, FSB
Reel/Frame 073892/0154 →
LIEN
Recorded Dec 3, 2025
From: JEFFERIES FINANCE LLC
To: WILMINGTON SAVINGS FUND SOCIETY, FSB
Reel/Frame 073819/0490 →
FIRST LIEN INTELLECTUAL PROPERTY SECURITY AGREEMENT
Recorded Jun 18, 2025
From: AIRTEX INDUSTRIES, LLC; AIRTEX PRODUCTS, LP; APC INTERMEDIATE HOLDINGS, LLC; APC PARENT, LLC; ASC INDUSTRIES, INC.; AUTOLITE OPERATIONS LLC; AVM EXPORT, INC.; BPI ACQUISITION COMPANY, LLC; BPI EC, LLC; BPI HOLDINGS INTERNATIONAL, LLC; BRAKE PARTS INC CHINA LLC; BRAKE PARTS INC INDIA LLC; BRAKE PARTS INC LLC; CARDONE INDUSTRIES, INC.; CARRAND COMPANIES, INC.; CARTER CARBURETOR HOLDINGS, LLC; CARTER CARBURETOR, LLC; CARTER FUEL EXPORT, INC.; CARTER FUEL SYSTEMS, LLC; CHAMPION LABORATORIES, INC.; CWD HOLDING, LLC; CWD INTERMEDIATE HOLDINGS I, LLC; CWD INTERMEDIATE HOLDINGS II, LLC; CWD, LLC; DALTON CORPORATION; DALTON CORPORATION, KENDALLVILLE; MANUFACTURING FACILITY DALTON CORPORATION, ASHLAND; MANUFACTURING FACILITY DALTON CORPORATION, STRYKER MACHINING FACILITY CO.; DALTON CORPORATION, WARSAW MANUFACTURING FACILITY; EAGLE CASTING, LLC; EAGLE MACHINING, LLC; FIRST BRANDS GROUP INTERMEDIATE, LLC; FIRST BRANDS GROUP, LLC; FRAM GROUP IP LLC; FRAM GROUP OPERATIONS LLC; FRAMAUTO HOLDINGS, LLC; FUEL FILTER TECHNOLOGIES, INC.; GLOBAL REMAN VENTURES, LLC; HEATHERTON HOLDINGS, LLC; HOPKINS ACQUISITION, INC.; HOPKINS MANUFACTURING CORPORATION; HORIZON EURO FINANCE LLC; HORIZON GLOBAL AMERICAS INC.; HORIZON GLOBAL COMPANY LLC; HORIZON GLOBAL CORPORATION; HORIZON INTERNATIONAL HOLDINGS LLC; IBI INTERNATIONAL HOLDING COMPANY, INC.; INTERNATIONAL BRAKE INDUSTRIES, INC.; JASPER ACQUISITION CORP.; JASPER RUBBER PRODUCTS, INC.; KTRI HOLDINGS, INC.; KTRI OFFSHORE HOLDINGS, LLC; LONGMAN ENTERPRISES, INC.; PHNX ACQUISITION CORP.; PREMIER MARKETING GROUP, LLC; PYLON MANUFACTURING CORP.; PYLON SOUTH BEND, INC.; QUALIS AUTOMOTIVE, L.L.C.; QUALIS ENTERPRISES, LLC; QUALITOR ACQUISITION INC.; QUALITOR AUTOMOTIVE, LLC; QUALITOR SUBSIDIARY H, INC.; QUALITOR SUBSIDIARY S, INC.; QUALITOR, INC.; REMAN MANAGEMENT INTERNATIONAL LLC; SDC TX, LLC; SMART CHOICE, LLC; SPECIALTY PUMPS GROUP, INC.; STRONGARM, LLC; TAE BRAKES, LLC; TAE CHINA HOLDINGS, INC.; TMD INTERNATIONAL HOLDINGS LLC; TMD MEXICO LLC; TOLEDO MOLDING & DIE, LLC; TRANSPORTATION AFTERMARKET ENTERPRISE, LLC; TRICO HOLDING CORPORATION; TRICO PRODUCTS CORPORATION; TRICO TECHNOLOGIES CORPORATION; TRIDONEX USA LLC; UCI ACQUISITION HOLDINGS (NO. 4) LLC; UCI INTERNATIONAL HOLDINGS PARENT, INC.; UCI INTERNATIONAL HOLDINGS, INC.; UCI INTERNATIONAL, LLC; UCI PENNSYLVANIA, INC.; UCI-AIRTEX HOLDINGS, INC.; UNITED COMPONENTS, LLC; UNIVERSAL AUTO FILTER LLC; VIPER ACQUISITION I, INC.; VIPER ACQUISITION, INC.; WALBRO LLC; WALBRO MIDCO LLC; WEM US CO.
To: GLAS USA LLC
Reel/Frame 071674/0688 →
SECURITY INTEREST
Recorded Aug 4, 2020
From: CHAMPION LABORATORIES, INC.
To: BANK OF AMERICA
Reel/Frame 053392/0488 →
TERMINATION AND RELEASE OF SECURITY INTEREST IN PATENTS
Recorded Aug 3, 2020
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: CHAMPION LABORATORIES, INC.
Reel/Frame 053389/0127 →
SECURITY INTEREST
Recorded Jul 31, 2020
From: BPI HOLDINGS INTERNATIONAL, INC.; BRAKE PARTS INC LLC; CHAMPION LABORATORIES, INC.
To: JEFFERIES FINANCE LLC
Reel/Frame 053376/0061 →
SECURITY INTEREST
Recorded Jul 31, 2020
From: BPI HOLDINGS INTERNATIONAL, INC.; BRAKE PARTS INC LLC; CHAMPION LABORATORIES, INC.
To: JEFFERIES FINANCE LLC
Reel/Frame 053376/0077 →
RELEASE OF TERM LOAN PATENT SECURITY INTEREST
Recorded Feb 27, 2019
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
To: FRAM GROUP IP LLC
Reel/Frame 048455/0869 →
RELEASE OF ABL PATENT SECURITY INTEREST
Recorded Feb 27, 2019
From: BMO HARRIS BANK N.A., AS COLLATERAL AGENT
To: FRAM GROUP IP LLC
Reel/Frame 048455/0808 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Feb 16, 2017
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS RESIGNING COLLATERAL AGENT
To: BMO HARRIS BANK, N.A., AS SUCCESSOR COLLATERAL AGENT
Reel/Frame 041739/0040 →
SECURITY AGREEMENT
Recorded Jan 3, 2017
From: CHAMPION LABORATORIES, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 041232/0660 →
TERMINATION AND RELEASE OF SECURITY INTEREST IN PATENTS
Recorded Jan 3, 2017
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: AIRTEX PRODUCTS, LP; CHAMPION LABORATORIES, INC.
Reel/Frame 041291/0741 →
SECURITY INTEREST
Recorded Dec 27, 2016
From: FRAM GROUP IP LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 041190/0001 →
SECURITY INTEREST
Recorded Dec 27, 2016
From: FRAM GROUP IP LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 041190/0278 →
SECURITY AGREEMENT
Recorded Oct 15, 2015
From: AIRTEX PRODUCTS, LP; CHAMPION LABORATORIES, INC.
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 036875/0663 →
RELEASE OF SECURITY INTEREST
Recorded Oct 1, 2015
From: WILMINGTON TRUST, NATIONAL ASSOCIATION (AS SUCCESSOR BY MERGER TO WILMINGTON TRUST FSB), AS COLLATERAL AGENT
To: AIRTEX PRODUCTS, LP; CHAMPION LABORATORIES, INC.
Reel/Frame 036704/0348 →
RELEASE OF SECURITY INTEREST IN PATENT COLLATERAL
Recorded Feb 1, 2011
From: BANK OF AMERICA, N.A.
To: AIRTEX PRODUCTS, LP; CHAMPION LABORATORIES, INC.
Reel/Frame 025726/0344 →
SECURITY AGREEMENT
Recorded Jan 27, 2011
From: AIRTEX PRODUCTS, LP; CHAMPION LABORATORIES, INC.
To: WILMINGTON TRUST FSB, AS COLLATERAL AGENT
Reel/Frame 025707/0224 →
SECURITY AGREEMENT
Recorded Nov 3, 2010
From: CHAMPION LABORATORIES, INC.
To: BANK OF AMERICA, N.A., AS AGENT
Reel/Frame 025238/0201 →