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For the Inventor, By the Inventor

Columbia, SC, United States of America

Silas W Holmes

This inventor holds 4 USPTO granted patents. Top assignee: Ethyl Corporation. Active years: 1985-1987.

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 2

Forward Citations = 9(Granted Patents)


Company Filing History:

goldMedal4 out of 1,362 
 
Ethyl Corporation
 patents

Years Active: 1985-1987

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4 patents (USPTO):Explore Patents
1. 4714691 - Heterogeneous catalyst process (1987-12-22),
2. 4631349 - Heterogeneous catalyst process (1986-12-23),
3. 4628127 - Heterogeneous catalytic alkylation (1986-12-09),
4. 4560809 - Alkylation process (1985-12-24),
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