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Inventor

ANTONIO PEDRO DE OLIVEIRA FILHO

Inventor
BR

Overview

2→
Patents
2022–2023
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere33%
C10GCracking hydrocarbon oils33%
B01DSeparation17%
C02FTreatment of water, waste water, sewage, or sludge17%
PatentTitleYear
11,555,140Synergized hemiacetals composition and method for scavenging sulfides and mercaptans202311,530,347Synergized acetals composition and method for scavenging sulfides and mercaptans2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2023Patents assigned to CLARIANT INT LTD (2)· patent assignee history
2022Patents assigned to CLARIANT SA (1)· patent assignee history
2022Based in US· patent location history
2023Based in BR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CLARIANT INT LTD22022–2023
CLARIANT SA12022
Locations
LocationPatentsSpan
BR12023
US12022