Zhengzhou Research Institute for Abrasives & Grinding Co., Ltd.
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Dec 15, 2015 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 2 Total Citation Count
- Mar 28, 2011 Earliest Filing
- 0 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Recent Publications
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Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9211633 Metal-bonded diamond grinding wheel prepared by self-propagating pressure-less sintering and a preparation method thereofMar 28, 11Dec 15, 15[B24D]
Expired/Abandoned/Withdrawn Patents
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