Forward Citations = 134

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1 inventor (with patents filed for the assignee):

John Ditcher (5 out of 7 patents)

5 patents: Sort by Forward Citations

1. 4103901 - Molded pleated gasket and device for installing same on pipe (1978-08-01),

2. 4088361 - Lifting arrangements for massive objects (1978-05-09),

3. 4073048 - Gasket seal between sewer pipe and manhole opening (1978-02-14),

4. 3980311 - Joint assembly for vertically aligned sectionalized manhole structures (1976-09-14),

5. 3974615 - Apparatus for forming steps in manholes and the like (1976-08-17),

A-lok Corporation is a leading manufacturer and distributor of high-quality industrial fittings and valves. With over 50 years of experience in the industry, we are known for our reliable products and exceptional customer service. Our extensive product line includes pipe fittings, tubing fittings, valves, and accessories for various industries such as oil & gas, chemical, and pharmaceutical. We are committed to providing innovative solutions and value to our customers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

5 Patents

#14 in Trenton, NJ

#1,880 in New Jersey

#50,171 in US

Trenton, NJ, United States of America

A-lok Corporation

Forward Citations = 134

1 inventor:

John Ditcher (5 out of 7 patents)

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