Ladder
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Description
The broken lines shown in the figures are included for the purpose of illustrating portions of the ladder top and form no part of the claimed design.
Claims
The ornamental design for the ladder, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
2808975 | October 1957 | Palmquist |
2870948 | January 1959 | Lundgren |
3715012 | February 1973 | Perry |
4363378 | December 14, 1982 | Williams et al. |
5259480 | November 9, 1993 | Bartnicki |
5267632 | December 7, 1993 | Mintz |
5573081 | November 12, 1996 | Bartnicki |
5622238 | April 22, 1997 | Farmer |
D404503 | January 19, 1999 | Bell et al. |
D422717 | April 11, 2000 | Bartnicki |
D447818 | September 11, 2001 | Weber |
6691825 | February 17, 2004 | Haig |
6729441 | May 4, 2004 | Nahlen |
6823998 | November 30, 2004 | Fabregas |
D530025 | October 10, 2006 | Patton |
D548364 | August 7, 2007 | Skubic |
D549356 | August 21, 2007 | Gibson |
D597685 | August 4, 2009 | Gibson |
7753170 | July 13, 2010 | Gibson |
D627487 | November 16, 2010 | Lopez |
D766461 | September 13, 2016 | Moss |
D766462 | September 13, 2016 | Moss |
9435155 | September 6, 2016 | Tiber |
D777350 | January 24, 2017 | Moss |
9714541 | July 25, 2017 | Astor |
20070181366 | August 9, 2007 | Astor |
20070181367 | August 9, 2007 | Astor |
20080017447 | January 24, 2008 | Sheridan et al. |
20080083583 | April 10, 2008 | Gibson |
20090283361 | November 19, 2009 | Gibson |
20100200331 | August 12, 2010 | Hager |
20140332316 | November 13, 2014 | Tiber |
20150090533 | April 2, 2015 | Moss |
20170130529 | May 11, 2017 | Tamez Reyes |
- Werner Co., “Werner #1 in Ladders, Climbing Equipment,” Werner Catalog 2015, p. 13, 14, back page.
Patent History
Patent number: D935053
Type: Grant
Filed: Jun 16, 2017
Date of Patent: Nov 2, 2021
Assignee: Werner Co. (Greenville, PA)
Inventors: Tek Lentine (Greenville, PA), Joseph Dangrow (Mercer, PA), Daniel C. Mora (Transfer, PA), Robert D. Beggs (Stoneboro, PA), Adam C. Fields (Cochranton, PA), Brent Sedlacek (Elmhurst, IL), Thomas W. Parker (Jamestown, PA)
Primary Examiner: Gino Colan
Application Number: 29/607,875
Type: Grant
Filed: Jun 16, 2017
Date of Patent: Nov 2, 2021
Assignee: Werner Co. (Greenville, PA)
Inventors: Tek Lentine (Greenville, PA), Joseph Dangrow (Mercer, PA), Daniel C. Mora (Transfer, PA), Robert D. Beggs (Stoneboro, PA), Adam C. Fields (Cochranton, PA), Brent Sedlacek (Elmhurst, IL), Thomas W. Parker (Jamestown, PA)
Primary Examiner: Gino Colan
Application Number: 29/607,875
Classifications
Current U.S. Class:
Ladder (D25/64)