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For the Inventor, By the Inventor

Quito, Ecuador

Sertecpet S.a.


USPTO Granted Patents = 1

Trademarks = 2

Forward Citations = 0

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1 inventor (with patents filed for the assignee):

goldMedal Byron Raúl López Robayo (1 out of 3 patents)


1 patent:

1. 10900325 - Casing for the circulation of fluids at the bottom of a well, with a downward-facing opening, for oil wells (2021-01-26),
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USPTO Data Jan 1 1976 - Sep 15 2026

1 Patents

#2 in Quito

#5 in Ecuador

Quito, EC
Quito, Ecuador

Sertecpet S.a.

Forward Citations = 0

1 inventor:

goldMedal Byron Raúl López Robayo (1 out of 3 patents)

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