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Inventor

Sally J. Bull

Inventor
North St. Paul, MN, US

Overview

4→
Patents
1997–2005
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.

Y10Tprimary
Y10TTechnical subjects covered by former us classification31%
B41MPrinting, duplicating, marking, or copying processes15%
B44FSpecial designs or pictures15%
G03GElectrography15%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form8%
B44CProducing decorative effects8%
G03CPhotosensitive materials for photographic purposes8%
PatentTitleYear
6,872,435'Multi-component unidirectional graphic article'20056,303,203'Protective clear layer for images'20016,254,711'Method for making unidirectional graphic article'20015,681,660'Protective clear layer for images'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997Patents assigned to MINNESOTA MINING & MFG (1)· patent assignee history
1997–2005Based in North St. Paul, MN, US· patent location history
2001–2005Patents assigned to 3M INNOVATIVE PROPERTIES CO (2)· patent assignee history
2001Patents assigned to 3M INNOVATIVES PROPERTIES COMP (1)· patent assignee history
2001Based in North Saint Paul, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
3M INNOVATIVE PROPERTIES CO22001–2005
3M INNOVATIVES PROPERTIES COMP12001
MINNESOTA MINING & MFG11997
Locations
LocationPatentsSpan
North St. Paul, Minnesota, US31997–2005
North Saint Paul, Minnesota, US12001