Inventor

William M. Heyn

Inventor

New Canaan, CT, US

Overview

13→

Patents

1982–2019

Patent span

Performing operations

Primary field (CPC B)

Patents· 13 as inventor

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

B65Dprimary

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers38%

B29CShaping or joining of plastics23%

B26FPerforating12%

Y10TTechnical subjects covered by former us classification12%

B29LIndexing scheme associated with subclass b29c, relating to particular articles8%

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material4%

B65BMachines, apparatus or devices for, or methods of, packaging articles or materials4%

PatentTitleYear

10,287,039Induction heat sealed container closures2019 8,052,367'Angled sealing surface for container end panel'2011 6,258,312'Method for producing a container closure'2001 6,033,613'Method of molding a peripheral frame with a panel insert'2000 5,830,398'Method for forming container closure'1998 5,360,588'Method of making an injection molded frame having a panel insert'1994 5,273,416'Apparatus for making an injection molded frame having a panel insert'1993 5,125,528'Container closure, and method for producing same'1992 5,085,339'Reclosable container closure'1992 4,440,310'Closure for domed beverage containers and the like'1984 4,427,128'Can and closure therefor'1984 4,407,424'Plastic plug type closure for beverage containers'1983 4,318,494'Easy opening container with vent means'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1984Patents assigned to CONTINENTAL GROUP (4)· patent assignee history

1982–2019Based in New Canaan, CT, US· patent location history

1992–2001Patents assigned to POLYSTAR PACKAGING INC (7)· patent assignee history

2011–2019Patents assigned to HEYN WILLIAM M (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
POLYSTAR PACKAGING INC	7	1992–2001
CONTINENTAL GROUP	4	1982–1984
HEYN WILLIAM Mself	2	2011–2019

Locations

Location	Patents	Span
New Canaan, CT, US	13	1982–2019