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 broken lines shown in the drawings depict portions of the cutting insert for machine tools for metalworking which form not 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
3777341 December 1973 Faber
4856942 August 15, 1989 Bernadic
5116167 May 26, 1992 Niebauer
5180258 January 19, 1993 Bernadic
5503507 April 2, 1996 Lowe
5772366 June 30, 1998 Wiman
D404745 January 26, 1999 Bernadic
D410475 June 1, 1999 Bernadic
D414194 September 21, 1999 Patterson
6217264 April 17, 2001 Kim
D491588 June 15, 2004 Kasperik
D890234 July 14, 2020 Maeno
D964441 September 20, 2022 Maeno
Patent History
Patent number: D1056974
Type: Grant
Filed: Apr 4, 2023
Date of Patent: Jan 7, 2025
Inventors: Sung Hun Kim (Cheongju-si), Byung Hoon Min (Cheongju-si), Young Heum Kim (Cheongju-si)
Primary Examiner: Patricia A Palasik
Application Number: 35/517,227
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)