The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 18, 2023
Filed:
Dec. 17, 2021
3m Innovative Properties Company, St. Paul, MN (US);
Joseph B. Eckel, Vadnais Heights, MN (US);
Nicholas T. Gabriel, Grand Rapids, MN (US);
Ankit Mahajan, Cupertino, CA (US);
Mikhail L. Pekurovsky, Bloomington, MN (US);
Kara A. Meyers, Oakdale, MN (US);
Thomas J. Metzler, St. Paul, MN (US);
Saagar A. Shah, Minneapolis, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A bonded abrasive wheel is disclosed comprising a plurality of abrasive particles disposed in a binder, a first grinding surface, a second surface opposing the first grinding surface, and an outer circumference. The wheel comprises a rotational axis extending through a central hub and a circuit configured as a Radio Frequency Identification (RFID) unit coupled to the abrasive wheel. The circuit comprises an antenna configured to communicate with one or more external devices and comprising a first end and a second end, wherein antenna has a radius of curvature about an axis along at least a portion thereof such that the first end is disposed adjacent to but is spaced from the second end, and an integrated circuit (IC) operably coupled to the antenna and configured to store at least a first data.