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Trademarks = 3

Forward Citations = 58

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5 inventors (with patents filed for the assignee):

Robert Ernest Brouillard (3 out of 3 patents)

Charles J Fox (2 out of 2 patents)

Hirschel A Katz (1 out of 2 patents)

4. William C Black (1 out of 3 patents)

5. Howard L Muenchow (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 4808479 - Warp yarn sizing composition and method for making and using same (1989-02-28),

2. 4786530 - Finishing size composition and method for making and using same (1988-11-22),

3. 4304857 - Whole cell enzyme composition containing fumed silica (1981-12-08),

4. 4033820 - Starch sponge column apparatus and process for immobilized enzyme (1977-07-05),

5. 4029546 - Column apparatus and process for immobilized enzyme reactions (1977-06-14),

6. 4014743 - Method for continuous preparation of cooked thinned starch pastes (1977-03-29),

Penick & Ford, Limited is a leading provider of high-quality construction services, known for our commitment to excellence and customer satisfaction. With over 20 years of experience, we have successfully completed a wide range of projects, including commercial, industrial, and residential construction. Our team of skilled professionals is dedicated to delivering exceptional results on time and within budget. Contact us today for all your construction needs.

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USPTO Data Jan 1 1976 - Dec 9 2025

6 Patents

#22 in Cedar Rapids, IA

#267 in Iowa

#43,751 in US

Cedar Rapids, IA, United States of America

Penick & Ford, Limited