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Inventor

David Boyce

Inventor
Calgary, CA

Overview

5→
Patents
1992–2019
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 as inventor

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

Y10Tprimary
Y10TTechnical subjects covered by former us classification27%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds18%
C08JWorking-up18%
B41MPrinting, duplicating, marking, or copying processes9%
F24FAir-conditioning9%
LOC079%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
PatentTitleYear
D0846822Paint strainer20199,518,757'Air return grille assembly'20168,530,045'Brittle polymeric film and tamper evident labels made therefrom'20137,718,104'Process for the production of brittle polymeric film'20105,139,996'Receiver sheet'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992Based in Saltburn, GB· patent location history
2010Patents assigned to DUPONT TEIJIN FILMS US LTD (1)· patent assignee history
2010–2013Based in Cleveland, GB· patent location history
2013Patents assigned to ATTARD JULIAN PETER (1)· patent assignee history
2013Patents assigned to BOYCE DAVID (1)· patent assignee history
2013Patents assigned to DUPONT TEIJIN FILMS U S LTD (1)· patent assignee history
2016–2019Patents assigned to BOYCE DAVID JAMES (2)· patent assignee history
2016–2019Based in Calgary, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BOYCE DAVID JAMESself22016–2019
ATTARD JULIAN PETER12013
BOYCE DAVIDself12013
DUPONT TEIJIN FILMS U S LTD12013
DUPONT TEIJIN FILMS US LTD12010
Locations
LocationPatentsSpan
Calgary, CA22016–2019
Cleveland, GB22010–2013
Saltburn, GB11992