Scraper arm for use with disc harrows
Description
The broken lines in the drawings depict environmental subject matter only and form no part of the claimed design.
Claims
The ornamental design for a scraper arm for use with disc harrows, as shown and described.
Referenced Cited
U.S. Patent Documents
1017109 | February 1912 | Rieske |
2805486 | September 1957 | Barrett |
3115192 | December 1963 | Bushmeyer |
3833067 | September 1974 | Peterson, Jr. et al. |
4113030 | September 12, 1978 | Walker |
4127179 | November 28, 1978 | Heersink |
4294181 | October 13, 1981 | Smith |
4330041 | May 18, 1982 | Ankenman |
5078528 | January 7, 1992 | Schmidt |
5884711 | March 23, 1999 | Shoup |
5904107 | May 18, 1999 | Kester |
D440985 | April 24, 2001 | Noonan |
6321667 | November 27, 2001 | Shoup |
7290620 | November 6, 2007 | Cooper |
7357193 | April 15, 2008 | Harmon |
D596203 | July 14, 2009 | Schaffert |
7730962 | June 8, 2010 | Kester |
7753134 | July 13, 2010 | Anderson |
8672047 | March 18, 2014 | Schilling |
8690642 | April 8, 2014 | Meiners |
9308614 | April 12, 2016 | Zemenchik |
9327378 | May 3, 2016 | Zemenchik |
9648798 | May 16, 2017 | Sudbrink |
9769971 | September 26, 2017 | Hesla |
D812110 | March 6, 2018 | Hesla |
D891484 | July 28, 2020 | Salowitz |
D892177 | August 4, 2020 | McLuckie |
20050072344 | April 7, 2005 | Kester |
Patent History
Patent number: D908742
Type: Grant
Filed: Apr 24, 2019
Date of Patent: Jan 26, 2021
Assignee: KUHN KRAUSE, INC. (Hutchinson, KS)
Inventors: Tom W. Ankenman (Hutchinson, KS), Rodney L. Hagman (Hutchinson, KS)
Primary Examiner: Mark A Goodwin
Application Number: 29/688,746
Type: Grant
Filed: Apr 24, 2019
Date of Patent: Jan 26, 2021
Assignee: KUHN KRAUSE, INC. (Hutchinson, KS)
Inventors: Tom W. Ankenman (Hutchinson, KS), Rodney L. Hagman (Hutchinson, KS)
Primary Examiner: Mark A Goodwin
Application Number: 29/688,746
Classifications
Current U.S. Class:
Element Or Attachment (4) (D15/28)