Inventor

Siegfried S. Roy

Inventor

Amherst, NH, US

Overview

4→

Patents

1978–1989

Patent span

Performing operations

Primary field (CPC B)

Patents· 4 as inventor

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

B29Cprimary

B29CShaping or joining of plastics43%

B29LIndexing scheme associated with subclass b29c, relating to particular articles29%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers14%

Y10TTechnical subjects covered by former us classification14%

PatentTitleYear

4,818,213'Injection blow molding'1989 4,615,667'Injection blow molding'1986 4,333,629'Floating manifold for multi-cavity injection mold'1982 4,108,324'Ribbed bottom structure for plastic container'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978Patents assigned to CONTINENTAL GROUP (1)· patent assignee history

1978–1989Based in Amherst, NH, US· patent location history

1982Patents assigned to PEPSICO INC (1)· patent assignee history

1986–1989Patents assigned to ROY SIEGFRIED S (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ROY SIEGFRIED Sself	2	1986–1989
CONTINENTAL GROUP	1	1978
PEPSICO INC	1	1982

Locations

Location	Patents	Span
Amherst, NH, US	4	1978–1989