Inventor

David A. Lewis

Inventor
Rushcutters Bay, AU

Overview

22→
Patents
1983–2019
Patent span
Human necessities
Primary field (CPC A)

Patents· 22 as inventor

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

A23Lprimary
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for39%
A23BPreservation of foods, foodstuffs or non-alcoholic beverages27%
A21DTreatment of flour or dough for baking, e.g. by addition of materials3%
A23GCocoa3%
A61KPreparations for medical, dental or toiletry purposes3%
B27MWorking of wood not provided for in subclasses b27b - b27l3%
B27NManufacture by dry processes of articles, with or without organic binding agents, made from particles or fibres consisting of wood or other lignocellulosic or like organic material3%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%
B41MPrinting, duplicating, marking, or copying processes3%
C12YEnzymes3%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1991Patents assigned to LEWIS DAVID A (5)· patent assignee history
1983–1991Patents assigned to LEWIS VICTOR M (5)· patent assignee history
1983–2006Based in Rushcutters Bay, AU· patent location history
1987–1999Patents assigned to BYRON AGRICULTURAL CO (9)· patent assignee history
1992–2002Based in New South Wales, AU· patent location history
1993–1995Based in Sydney, AU· patent location history
1998–1999Based in Burraneer, AU· patent location history
1999–2006Patents assigned to BYRON AUSTRALIA PTY LTD (5)· patent assignee history
2011–2014Patents assigned to LEWIS DAVID (2)· patent assignee history
2019Based in Marion, AU· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BYRON AGRICULTURAL CO91987–1999
BYRON AUSTRALIA PTY LTD51999–2006
LEWIS DAVID Aself51983–1991
LEWIS VICTOR M51983–1991
LEWIS DAVIDself22011–2014
Locations
LocationPatentsSpan
Rushcutters Bay, AU121983–2006
Sydney, AU31993–1995
New South Wales, AU21992–2002
Burraneer, AU21998–1999
Marion, AU12019