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Inventor

Marc St-Pierre

Inventor
Calixa-Lavallee, CA

Overview

2→
Patents
2003–2007
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 2 as inventor

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

F16Kprimary
F16KValves50%
F16LPipes25%
Y10TTechnical subjects covered by former us classification25%
PatentTitleYear
7,159,838'Apparatus for squeezing pipes and method of use'20076,604,391'Security lock assembly for shut-off valve'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to CT DES TECHNOLOGIES ON GAZ NAT (1)· patent assignee history
2003–2007Based in Calixa-Lavallee, CA· patent location history
2007Patents assigned to GAS METROPOLITAN & CO LP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CT DES TECHNOLOGIES ON GAZ NAT12003
GAS METROPOLITAN & CO LP12007
Locations
LocationPatentsSpan
Calixa-Lavallee, CA22003–2007