3D printer
Description
Claims
The ornamental design for a 3D printer, as shown.
Referenced Cited
U.S. Patent Documents
5885511 | March 23, 1999 | Heller |
8252223 | August 28, 2012 | Medina |
D786950 | May 16, 2017 | Armani |
D791203 | July 4, 2017 | Zhang |
D835690 | December 11, 2018 | Issa |
D861749 | October 1, 2019 | Besim |
20160096323 | April 7, 2016 | Fry |
20160221261 | August 4, 2016 | Yamamoto |
Patent History
Patent number: D933723
Type: Grant
Filed: Jan 15, 2018
Date of Patent: Oct 19, 2021
Inventor: Liang Chen (Chengdu)
Primary Examiner: Khawaja Anwar
Application Number: 29/633,494
Type: Grant
Filed: Jan 15, 2018
Date of Patent: Oct 19, 2021
Inventor: Liang Chen (Chengdu)
Primary Examiner: Khawaja Anwar
Application Number: 29/633,494
Classifications
Current U.S. Class:
Material Working, Abrading, Or Founding Machinery (D15/122)