Cutting insert for machine tools for metalworking

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Description

1.1 : Perspective

1.2 : Front

1.3 : Back

1.4 : Top

1.5 : Bottom

1.6 : Left

1.7 : Right

The portions of the cutting insert for machine tools for metalworking shown in broken lines form no part of the claimed design.

Claims

The ornamental design for a cutting insert for machine tools for metalworking as shown and described.

Referenced Cited
U.S. Patent Documents
D393270 April 7, 1998 Muren
D429261 August 8, 2000 Hartlohner
D431579 October 3, 2000 Hartlohner
D436608 January 23, 2001 Hartlohner
D448393 September 25, 2001 Hartlohner
D487755 March 23, 2004 Kasperik
D487759 March 23, 2004 Kasperik
D488175 April 6, 2004 Kasperik
D771726 November 15, 2016 Nam
D804552 December 5, 2017 Lee
D837846 January 8, 2019 Ogata
D854592 July 23, 2019 Matsuda
10464145 November 5, 2019 Lee
Patent History
Patent number: D1057781
Type: Grant
Filed: Sep 25, 2023
Date of Patent: Jan 14, 2025
Inventors: Sung Hun Kim (Cheongju-si), Young Heum Kim (Cheongju-si), Tae Hee Cho (Cheongju-si), Sang Yun Lee (Cheongju-si), Ki Chan Nam (Cheongju-si)
Primary Examiner: Patricia A Palasik
Application Number: 35/518,869
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)