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Inventor

Richard T. Pettifer

Inventor
Richmond, CA

Overview

2→
Patents
1991–2000
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.

A47Cprimary
A47CChairs50%
LOC0650%
PatentTitleYear
D0433246'Bed frame'20005,070,559'Adjustable spinal support'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2000Patents assigned to NEW ERA MARKETING LTD (2)· patent assignee history
1991Patents assigned to CRANE JAMES F (1)· patent assignee history
1991Patents assigned to CRANE JOHN E (1)· patent assignee history
1991Patents assigned to PARFITT MICHAEL D (1)· patent assignee history
1991Patents assigned to WEST AGENCIES LTD 4 (1)· patent assignee history
1991Based in North Vancouver, CA· patent location history
2000Based in Richmond, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NEW ERA MARKETING LTD21991–2000
CRANE JAMES F11991
CRANE JOHN E11991
PARFITT MICHAEL D11991
WEST AGENCIES LTD 411991
Locations
LocationPatentsSpan
Richmond, CA12000
North Vancouver, CA11991