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Inventor

Erwin C. Shepard

Inventor
West Bloomfield, MI, US

Overview

2→
Patents
2003–2004
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A63Bprimary
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing25%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form25%
C08JWorking-up25%
Y10TTechnical subjects covered by former us classification25%
PatentTitleYear
6,764,629'Laminated resilient flexible barrier membranes'20046,620,472'Laminated resilient flexible barrier membranes'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2004Patents assigned to NIKE INC (2)· patent assignee history
2003Patents assigned to TETRA PLASTICS (1)· patent assignee history
2003–2004Based in West Bloomfield, MI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIKE INC22003–2004
TETRA PLASTICS12003
Locations
LocationPatentsSpan
West Bloomfield, MI, US22003–2004