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USD397228S - Step ladder - Google Patents

Step ladder Download PDF

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Publication number
USD397228S
USD397228S US29/071,723 US7172397F USD397228S US D397228 S USD397228 S US D397228S US 7172397 F US7172397 F US 7172397F US D397228 S USD397228 S US D397228S
Authority
US
United States
Prior art keywords
step ladder
view
ladder
ornamental design
perspective
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US29/071,723
Inventor
Randall Bell
Walter Herbst
Eric C. Horne
Edward E. Heald
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WERNER TECHNOLOGIES Inc
Original Assignee
Werner Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Werner Co filed Critical Werner Co
Priority to US29/071,723 priority Critical patent/USD397228S/en
Assigned to WERNER CO. reassignment WERNER CO. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: HEALD, EDWARD E., HORNE, ERIC C., BELL, RANDALL, HERBST, WALTER
Application granted granted Critical
Publication of USD397228S publication Critical patent/USD397228S/en
Assigned to WIP TECHNOLOGIES, INC. reassignment WIP TECHNOLOGIES, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: WERNER CO.
Assigned to BANKERS TRUST COMPANY reassignment BANKERS TRUST COMPANY SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: WERNER CO.
Assigned to BANKERS TRUST COMPANY reassignment BANKERS TRUST COMPANY SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: WIP TECHNOLOGIES, INC.
Assigned to WIP TECHNOLOGIES, INC. reassignment WIP TECHNOLOGIES, INC. TERMINATION AND RELEASE OF INTEREST Assignors: DEUTSCHE BANK TRUST COMPANY AMERICAS, FORMERLY KNOWN AS BANKERS TRUST COMPANY, AS ADMINISTRATIVE AGENT
Assigned to WERNER CO. reassignment WERNER CO. TERMINATION AND RELEASE OF INTEREST Assignors: DEUTSCHE BANK TRUST COMPANY AMERICAS, FORMERLY KNOWN AS BANKERS TRUST COMPANY, AS ADMINISTRATIVE AGENT
Assigned to JPMORGAN CHASE BANK, AS ADMINISTRATIVE AGENT reassignment JPMORGAN CHASE BANK, AS ADMINISTRATIVE AGENT SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: WERNER CO.
Assigned to JPMORGAN CHASE BANK, AS ADMINISTRATIVE AGENT reassignment JPMORGAN CHASE BANK, AS ADMINISTRATIVE AGENT SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: WIP TECHNOLOGIES, INC.
Assigned to CREDIT SUISSE FIRST BOSTON, ACTING THROUGH ITS CAYMAN ISLANDS BRANCH reassignment CREDIT SUISSE FIRST BOSTON, ACTING THROUGH ITS CAYMAN ISLANDS BRANCH PATENT SECURITY AGREEMENT Assignors: WIP TECHNOLOGIES, INC.
Assigned to SMARTE CARTE CORPORATION reassignment SMARTE CARTE CORPORATION RELEASE OF LIEN IN PATENTS PURSUANT TO 1996 CREDIT AGREEMENT AND 1999 CREDIT AGREEMENT, AS AMENDED Assignors: BLACK DIAMOND COMMERCIAL FINANCE, LLC
Assigned to BLACK DIAMOND COMMERCIAL FINANCE, LLC reassignment BLACK DIAMOND COMMERCIAL FINANCE, LLC SECURITY AGREEMENT Assignors: SMARTE CARTE CORPORATION
Assigned to SMARTE CARTE CORPORATION reassignment SMARTE CARTE CORPORATION RELEASE OF SECURITY INTEREST IN PATENTS Assignors: BLACK DIAMOND COMMERCIAL FINANCE, LLC
Assigned to WERNER TECHNOLOGIES, INC. reassignment WERNER TECHNOLOGIES, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: WERNER CO., WERNER HOLDING CO. (DE), INC., WERNER HOLDING CO. (PA), INC., WIP TECHNOLOGIES, INC.
Assigned to BANK OF AMERICA, N.A., AS AGENT reassignment BANK OF AMERICA, N.A., AS AGENT SECURITY AGREEMENT Assignors: WERNER TECHNOLOGIES, INC.
Assigned to BLACK DIAMOND COMMERCIAL FINANCE, L.L.C. reassignment BLACK DIAMOND COMMERCIAL FINANCE, L.L.C. PATENT SECURITY AGREEMENT Assignors: WERNER TECHNOLOGIES, INC.
Assigned to WERNER CO. reassignment WERNER CO. RELEASE OF SECURITY INTEREST IN PATENTS Assignors: BLACK DIAMOND COMMERCIAL FINANCE L.L.C.
Assigned to WIP TECHNOLOGIES, INC. reassignment WIP TECHNOLOGIES, INC. RELEASE OF SECURITY INTEREST IN PATENT RIGHTS Assignors: BLACK DIAMOND COMMERCIAL FINANCE L.L.C.
Assigned to WIP TECHNOLOGIES, INC. reassignment WIP TECHNOLOGIES, INC. RELEASE OF SECURITY INTEREST IN PATENT RIGHTS Assignors: CREDIT SUISSE, CAYMAN ISLANDS BRANCH
Assigned to BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT reassignment BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT SECURITY AGREEMENT Assignors: WERNER TECHNOLOGIES, INC.
Assigned to WERNER TECHNOLOGIES, INC. reassignment WERNER TECHNOLOGIES, INC. RELEASE OF SECURITY INTEREST IN PATENTS Assignors: BLACK DIAMOND COMMERCIAL FINANCE, L.L.C.
Assigned to WERNER TECHNOLOGIES, INC. reassignment WERNER TECHNOLOGIES, INC. RELEASE OF SECURITY INTEREST IN PATENTS Assignors: BANK OF AMERICA, N.A.
Anticipated expiration legal-status Critical
Assigned to WERNER TECHNOLOGIES, INC. reassignment WERNER TECHNOLOGIES, INC. RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY COLLATERAL Assignors: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is perspective view of a first embodiment of the invention;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof, being the mirror of the right side view; and,
FIG. 5 is a top view thereof;
FIG. 6 is a perspective view of a second embodiment of the invention;
FIG. 7 is a front view thereof;
FIG. 8 is a rear view thereof;
FIG. 9 is a left side view thereof, being the mirror of the right side view; and,
FIG. 10 is a top view thereof; and,
FIG. 11 is a perspective view of a third embodiment of the present invention, the top, left, and rear being substantially consistent with the top, left, and rear of the step ladder of the first embodiment.

Claims (1)

  1. The ornamental design for a step ladder, as shown and described.
US29/071,723 1997-06-05 1997-06-05 Step ladder Expired - Lifetime USD397228S (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/071,723 USD397228S (en) 1997-06-05 1997-06-05 Step ladder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/071,723 USD397228S (en) 1997-06-05 1997-06-05 Step ladder

Publications (1)

Publication Number Publication Date
USD397228S true USD397228S (en) 1998-08-18

Family

ID=71577962

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/071,723 Expired - Lifetime USD397228S (en) 1997-06-05 1997-06-05 Step ladder

Country Status (1)

Country Link
US (1) USD397228S (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6347687B1 (en) 1999-09-16 2002-02-19 Pt Indal Aluminum Industry Tbk. Compact collapsible step ladder
USD467667S1 (en) 1999-10-06 2002-12-24 Pt Indal Aluminum Industry Tbk. Portion of step ladder
USD564676S1 (en) 2007-03-02 2008-03-18 Gsc Technologies Corporation Step stool with tray
USD564674S1 (en) 2007-01-12 2008-03-18 Gsc Technologies Corporation Step stool
USD564677S1 (en) 2007-03-02 2008-03-18 Gsc Technologies Corporation Step stool tray
USD564675S1 (en) 2007-01-12 2008-03-18 Gsc Technologies Corporation Step stool
USD1005526S1 (en) * 2023-05-26 2023-11-21 Fuling Ma Ladder
USD1090905S1 (en) * 2024-06-20 2025-08-26 Zhejiang Kangqian Industry & Trade Co., Ltd. Ladder
USD1098495S1 (en) * 2023-06-05 2025-10-14 Ihor Zhuk Folding ladder

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205411A (en) 1979-03-01 1980-06-03 Shur-Line Manufacturing Co., Inc. Universal paint tray
US4276955A (en) 1978-05-30 1981-07-07 Tekron Licensing B.V. Multiple-purpose work unit
GB2093516A (en) 1981-02-20 1982-09-02 Trimadon Ltd A ladder attachment
US4485892A (en) 1983-07-26 1984-12-04 Cosco, Inc. Platform stool
US4557350A (en) 1985-03-20 1985-12-10 Wang Jung Hwa Folding chair capable of converting into step ladder
US4653713A (en) 1986-07-14 1987-03-31 Hamilton James J Ladder top tool tray mounting
US4706918A (en) 1987-05-01 1987-11-17 Wilson Reil Associates Limited Ladder accessory
US4730802A (en) 1987-08-26 1988-03-15 Chatham Richard W Detachable tray for stepladders
GB2192025B (en) 1986-06-30 1990-06-06 Abru Aluminium Ltd A tray for a step ladder
US4979590A (en) 1989-01-11 1990-12-25 Bailey Aluminum Products Pty. Ltd. Ladder platform
US5370263A (en) 1991-10-16 1994-12-06 Harry L. Brown Ladder caddy
US5421429A (en) 1994-05-04 1995-06-06 Evans; John Ladder with safety feet
US5542535A (en) 1995-08-09 1996-08-06 Square Peg Enterprises, Inc. Fluorescent lamp carrier and fluorescent lamp disposal apparatus
US5542553A (en) 1994-12-14 1996-08-06 Penniman; William E. Ladder caddy

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4276955A (en) 1978-05-30 1981-07-07 Tekron Licensing B.V. Multiple-purpose work unit
US4205411A (en) 1979-03-01 1980-06-03 Shur-Line Manufacturing Co., Inc. Universal paint tray
GB2093516A (en) 1981-02-20 1982-09-02 Trimadon Ltd A ladder attachment
US4485892A (en) 1983-07-26 1984-12-04 Cosco, Inc. Platform stool
US4557350A (en) 1985-03-20 1985-12-10 Wang Jung Hwa Folding chair capable of converting into step ladder
GB2192025B (en) 1986-06-30 1990-06-06 Abru Aluminium Ltd A tray for a step ladder
US4653713A (en) 1986-07-14 1987-03-31 Hamilton James J Ladder top tool tray mounting
US4706918A (en) 1987-05-01 1987-11-17 Wilson Reil Associates Limited Ladder accessory
US4730802A (en) 1987-08-26 1988-03-15 Chatham Richard W Detachable tray for stepladders
US4979590A (en) 1989-01-11 1990-12-25 Bailey Aluminum Products Pty. Ltd. Ladder platform
US5370263A (en) 1991-10-16 1994-12-06 Harry L. Brown Ladder caddy
US5421429A (en) 1994-05-04 1995-06-06 Evans; John Ladder with safety feet
US5542553A (en) 1994-12-14 1996-08-06 Penniman; William E. Ladder caddy
US5542535A (en) 1995-08-09 1996-08-06 Square Peg Enterprises, Inc. Fluorescent lamp carrier and fluorescent lamp disposal apparatus

Non-Patent Citations (7)

* Cited by examiner, † Cited by third party
Title
Cosco brochure, "Pro Fold" ladder (1995).
Cosco brochure, ladder model No. 11-725 (1995).
Cosco brochure, ladder model No. 11-740 "Tri Step Work Platform" (1995).
Cosco brochure, ladder model No. 11-780 "Pro Step" (1995).
Cosco brochure, ladder models 11-135 and 11-302 (1995).
Cosco brochure, ladder models 11-300 and 11-307 (1995).
U.S. Design Patent Application No. 29/048,682 Patent #D388882 Patent date Jan. 6, 1998.

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6347687B1 (en) 1999-09-16 2002-02-19 Pt Indal Aluminum Industry Tbk. Compact collapsible step ladder
USD467667S1 (en) 1999-10-06 2002-12-24 Pt Indal Aluminum Industry Tbk. Portion of step ladder
USD564674S1 (en) 2007-01-12 2008-03-18 Gsc Technologies Corporation Step stool
USD564675S1 (en) 2007-01-12 2008-03-18 Gsc Technologies Corporation Step stool
USD564676S1 (en) 2007-03-02 2008-03-18 Gsc Technologies Corporation Step stool with tray
USD564677S1 (en) 2007-03-02 2008-03-18 Gsc Technologies Corporation Step stool tray
USD1005526S1 (en) * 2023-05-26 2023-11-21 Fuling Ma Ladder
USD1098495S1 (en) * 2023-06-05 2025-10-14 Ihor Zhuk Folding ladder
USD1090905S1 (en) * 2024-06-20 2025-08-26 Zhejiang Kangqian Industry & Trade Co., Ltd. Ladder

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