Inventor

Petrus Van Der Walt

Inventor

Barnstaple, GB

Overview

1992–2013

Patent span

Human necessities

Primary field (CPC A)

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

A61Fprimary

A61FFilters implantable into blood vessels33%

A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons33%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them33%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1992Patents assigned to WALT PETRUS J V D (1)· patent assignee history

1992Based in Kwa Zulu Natal, ZA· patent location history

2013Patents assigned to GARDNER ANDREW (1)· patent assignee history

2013Patents assigned to MALVERN ORTHOPAEDIC COMPANY LTD (1)· patent assignee history

2013Patents assigned to VAN DER WALT PETRUS (1)· patent assignee history

2013Based in Barnstaple, GB· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GARDNER ANDREW	1	2013
MALVERN ORTHOPAEDIC COMPANY LTD	1	2013
VAN DER WALT PETRUSself	1	2013
WALT PETRUS J V D	1	1992

Locations

Location	Patents	Span
Barnstaple, GB	1	2013
Kwa Zulu Natal, ZA	1	1992