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Inventor

Denis Pettigrew

Inventor
Notre-Dame-du-Portage, CA

Overview

2→
Patents
2006–2010
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B01Dprimary
B01DSeparation33%
C02FTreatment of water, waste water, sewage, or sludge33%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management33%
PatentTitleYear
7,790,035'Tertiary system and process for treating a liquid effluent from an onsite domestic secondary treatment unit'20107,097,768'Coconut mesocarp-based biofilter material and its use in a wastewater treatment system'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006Patents assigned to PREMIER TECH 2000 LTEE (1)· patent assignee history
2006–2010Based in Notre-Dame-du-Portage, CA· patent location history
2010Patents assigned to PREMIER TECH TECHNOLOGIES LTEE (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PREMIER TECH 2000 LTEE12006
PREMIER TECH TECHNOLOGIES LTEE12010
Locations
LocationPatentsSpan
Notre-Dame-du-Portage, CA22006–2010