Inventor

Charles M. Copper

Inventor

Westmont, IL, US

Overview

7→

Patents

1992–1993

Patent span

Human necessities

Primary field (CPC A)

Patents· 7 as inventor

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

A23Gprimary

A23GCocoa41%

A23VIndexing scheme relating to foods, foodstuffs or non-alcoholic beverages and lactic or propionic acid bacteria used in foodstuffs or food preparation24%

A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for18%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%

C11BProducing, e.g. by pressing raw materials or by extraction from waste materials, refining or preserving fats, fatty substances, e.g. lanolin, fatty oils or waxes6%

PatentTitleYear

5,229,148'Method of combining active ingredients with polyvinyl acetates'1993 5,198,251'Gradual release structures for chewing gum'1993 5,192,562'Method of manufacturing a chewing gum'1993 5,165,944'Gradual release structures for chewing gum'1992 5,154,939'Use of salt to improve extrusion encapsulation of chewing gum ingredients'1992 5,116,625'Nitrogen sparging method for eliminating off-notes from mint flavors and method of making chewing gum comprising said flavors'1992 5,085,872'Method of manufacturing a chewing gum base'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1993Patents assigned to WRIGLEY W M JUN CO (7)· patent assignee history

1992–1993Based in Westmont, IL, US· patent location history

1992–1993Based in Willowbrook, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
WRIGLEY W M JUN CO	7	1992–1993

Locations

Location	Patents	Span
Westmont, Illinois, US	5	1992–1993
Willowbrook, Illinois, US	2	1992–1993