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Los Angeles, CA, United States of America

Cyprus Metallurgical Processes Corporation

USPTO Granted Patents = 13

Forward Citations = 101

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14 inventors (with patents filed for the assignee):

Duane N Goens (3 out of 7 patents)

James E Reynolds (3 out of 21 patents)

Enzo L Coltrinari (2 out of 18 patents)

4. Robert K Johnson (2 out of 2 patents)

5. William G Kazel (2 out of 2 patents)

6. Mark A Peters (2 out of 4 patents)

7. Kartik A Narain (2 out of 2 patents)

8. Paul R Kruesi (1 out of 19 patents)

9. Wayne C Hazen (1 out of 12 patents)

10. Frank M Stephens, Jr (1 out of 17 patents)

11. Tom P Chen (1 out of 2 patents)

12. James C Blair (1 out of 2 patents)

13. Robert H Clark (1 out of 1 patent)

14. Joseph P Wilson (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 4341742 - Cuprous chloride production from chalcopyrite (1982-07-27),

2. 4236918 - Recovery of elemental sulfur and metal values from tailings from copper (1980-12-02),

3. 4192676 - High temperature reduction of copper salts (1980-03-11),

4. 4138248 - Recovery of elemental sulfur and metal values from tailings from copper (1979-02-06),

5. 4124379 - Recovery of silver from cuprous chloride solutions by amalgamation (1978-11-07),

6. 4101315 - Recovery of silver from cuprous chloride solutions by co-crystallization (1978-07-18),

7. 4039324 - Fluidized hydrogen reduction process for the recovery of copper (1977-08-02),

8. 4013457 - Process for the recovery of cuprous chloride in the presence of metal (1977-03-22),

9. 4011146 - Process for separation and recovery of metal values from sulfide ore (1977-03-08),

10. 3973949 - Zinc recovery by chlorination leach (1976-08-10),

11. 3957602 - Recovery of copper from chalcopyrite utilizing copper sulfate leach (1976-05-18),

12. 3939256 - Sulfur recovery process (1976-02-17),

13. 3930969 - Process for oxidizing metal sulfides to elemental sulfur using activated (1976-01-06),

Cyprus Metallurgical Processes Corporation, based in Los Angeles, specializes in advanced metallurgical processes and technologies. The company focuses on the development and manufacturing of innovative solutions for metal extraction, refining, and recycling, catering to various industries including aerospace, automotive, and electronics. With a commitment to sustainability, Cyprus Metallurgical aims to enhance resource efficiency and reduce environmental impact through its cutting-edge research and development initiatives.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

13 Patents

#158 in Los Angeles, CA

#5,650 in California

#23,815 in US

#44,988 in the World

Los Angeles, CA, United States of America

Cyprus Metallurgical Processes Corporation

Forward Citations = 101

14 inventors:

Duane N Goens (3 out of 7 patents)

James E Reynolds (3 out of 21 patents)

Enzo L Coltrinari (2 out of 18 patents)

4. Robert K Johnson (2 out of 2 patents)

5. William G Kazel (2 out of 2 patents)

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