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Inventor

Richard Courtemanche

Inventor
Annandale, VA, US

Overview

3→
Patents
1977–1988
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B65Bprimary
B65BMachines, apparatus or devices for, or methods of, packaging articles or materials25%
B65FGathering or removal of domestic or like refuse25%
C03CChemical composition of glasses, glazes or vitreous enamels25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
4,723,740'Support hook for plastic bag'1988D0288284'Hook implement for holding disposable receptacle liners'19874,036,623'Method of making hardened ophthalmic lenses by ion exchange'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to AMERICAN OPTICAL CORP (1)· patent assignee history
1977Based in Southbridge, MA, US· patent location history
1987–1988Patents assigned to COURTEMANCHE RICHARD (2)· patent assignee history
1987–1988Patents assigned to MCCORMACK TIMOTHY D (2)· patent assignee history
1987–1988Based in Annandale, VA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
COURTEMANCHE RICHARDself21987–1988
MCCORMACK TIMOTHY D21987–1988
AMERICAN OPTICAL CORP11977
Locations
LocationPatentsSpan
Annandale, Virginia, US21987–1988
Southbridge, Massachusetts, US11977