Trademarks = 3

Forward Citations = 32

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5 inventors (with patents filed for the assignee):

William F Drinkard (2 out of 18 patents)

Henry S Brown (1 out of 1 patent)

Hans Woerner (1 out of 1 patent)

4. John T Rose (1 out of 1 patent)

5. C Charles Lewchalermwong (1 out of 2 patents)

5 patents: Sort by Forward Citations

1. 4808393 - Process for manufacture of ferric nitrate (1989-02-28),

2. 4599192 - Wood-treating composition (1986-07-08),

3. 4020180 - Noncorrosive cuprammonia fungicide and method for using same (1977-04-26),

4. 3957601 - Electrochemical mining (1976-05-18),

5. 3956087 - Electrochemical mining of copper (1976-05-11),

Mineral Research & Development Corporation (MRDC) is a leading provider of innovative solutions in mineral exploration and development. With decades of experience in the industry, MRDC specializes in conducting research, identifying mineral deposits, and designing sustainable mining projects. Our team of experts is committed to delivering high-quality services to our clients worldwide, ensuring optimal results and long-term success.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 16 2025

5 Patents

#171 in Charlotte, NC

#1,095 in North Carolina

#50,174 in US

Charlotte, NC, United States of America

Mineral Research & Development Corporation