Cutting insert for machine tools for metalworking

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

1. Cutting insert for machine tools for metalworking

1.1: Perspective

1.2: Front

1.3: Back

1.4: Top

1.5: Bottom

1.6: Left

1.7: Right

1.8: Perspective from a bottom view

The broken lines depict portions of the article that 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
3407467 October 1968 Wirfelt
3815192 June 1974 Ohtsu
4479744 October 30, 1984 Stricker
D305662 January 23, 1990 Niebauer
D355661 February 21, 1995 Hessman
D409632 May 11, 1999 Hartlohner
D436608 January 23, 2001 Hartlohner
D487755 March 23, 2004 Kasperik
D1057781 January 14, 2025 Kim
Patent History
Patent number: D1108512
Type: Grant
Filed: Oct 2, 2024
Date of Patent: Jan 6, 2026
Inventors: Seung Ju Choi (Cheongju-si), Nam Seon Lee (Cheongju-si), Sang Yong Lee (Cheongju-si)
Primary Examiner: Mark T. Philipps
Application Number: 35/523,043
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)