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For the Inventor, By the Inventor

Houston, TX, United States of America

Milchem Incorporated

Calculating rank
USPTO Granted Patents = 14

Trademarks = 16

Forward Citations = 164

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11 inventors (with patents filed for the assignee):

goldMedal Alphonse C Perricone (7 out of 12 patents)

silverMedal James M Lucas (6 out of 9 patents)

bronzeMedal Dorothy P Enright (4 out of 13 patents)

4.  Dennis K Clapper (4 out of 33 patents)

5.  Darrell P Salisbury (4 out of 4 patents)

6.  Katherine Anne Elting (1 out of 1 patent)

7.  Stephen H Elrod (1 out of 1 patent)

8.  Weldon B Nance (1 out of 1 patent)

9.  Stephen J Schneider (1 out of 1 patent)

10.  Leonard D Reagan (1 out of 1 patent)

11.  Marion G Bingham (1 out of 1 patent)


14 patents:

1. 4735732 - Filtration control additive for invert emulsion drilling fluids and (1988-04-05),
2. 4728444 - Filtration control additive for invert emulsion drilling fluids and (1988-03-01),
3. 4663076 - Invert emulsion drilling fluid comprising oligamide composition (1987-05-05),
4. 4575428 - Invert emulsion drilling fluid comprising oligamide composition (1986-03-11),
5. 4547299 - Drilling fluid containing a copolymer filtration control agent (1985-10-15),
6. 4354513 - Cuttings washer assembly (1982-10-19),
7. 4309329 - Aqueous drilling fluid additive (1982-01-05),
8. 4305110 - Mud separator valve apparatus (1981-12-08),
9. 4293427 - Drilling fluid containing a copolymer filtration control agent (1981-10-06),
10. 4288582 - Aqueous drilling fluid additive, composition and process (1981-09-08),
11. 4283517 - Continuous process for solution polymerization of acrylamide (1981-08-11),
12. 4268400 - Aqueous drilling fluid additive, composition and process (1981-05-19),
13. 4181617 - Aqueous drilling fluid and lubricant composition (1980-01-01),
14. 4057683 - Graft copolymer and process for making same (1977-11-08),
Company Overview
Milchem Incorporated is a Houston-based company specializing in the development and manufacturing of advanced chemical solutions for various industries. The organization focuses on providing innovative products and services that enhance operational efficiency and safety in sectors such as oil and gas, petrochemicals, and industrial applications. With a commitment to research and development, Milchem aims to deliver high-quality solutions that meet the evolving needs of its clients while adhering to environmental standards.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

14 Patents

#366 in Houston, TX

#1,378 in Texas

#22,344 in US

#42,312 in the World

Houston, TX (US)
Houston, TX, United States of America

Milchem Incorporated

Forward Citations = 164

11 inventors:

goldMedal Alphonse C Perricone (7 out of 12 patents)

silverMedal James M Lucas (6 out of 9 patents)

bronzeMedal Dorothy P Enright (4 out of 13 patents)

4.  Dennis K Clapper (4 out of 33 patents)

5.  Darrell P Salisbury (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Milchem Incorporated. Retrieved from https://idiyas.com/company/milchem

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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