Trademarks = 1

Forward Citations = 137

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3 inventors (with patents filed for the assignee):

Brian Snowdon (5 out of 19 patents)

Michael F Crawley (1 out of 5 patents)

Eric John MacDonald (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 4834587 - Pneumatic conveying system (1989-05-30),

2. 4515503 - Method and apparatus for unblocking conveying pipes for particulate (1985-05-07),

3. 4137935 - Valve assembly (1979-02-06),

4. 4073244 - Material handling apparatus (1978-02-14),

5. 4059195 - Material handling device (1977-11-22),

Macawber Engineering Limited is a global leader in dense-phase pneumatic conveying systems, specializing in the design, engineering, and installation of customized materials handling solutions for various industries. With over 40 years of experience, Macawber Engineering has a proven track record of delivering innovative and reliable solutions to meet the unique needs of their clients.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

5 Patents

#270 in

#3,210 in United Kingdom

GB

Macawber Engineering Limited

Forward Citations = 137

3 inventors:

Brian Snowdon (5 out of 19 patents)

Michael F Crawley (1 out of 5 patents)

Eric John MacDonald (1 out of 1 patent)

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