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Inventor

Cheryl S. Elsbernd

Inventor
Woodbury, MN, US

Overview

2→
Patents
2019
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B32Bprimary
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form50%
G02BOptical elements, systems or apparatus50%
PatentTitleYear
10,386,550Retroreflective articles with anti-staining properties201910,345,495Stain resistant retroreflective articles2019

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2019Patents assigned to 3M INNOVATIVE PROPERTIES CO (2)· patent assignee history
2019Based in Woodbury, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
3M INNOVATIVE PROPERTIES CO22019
Locations
LocationPatentsSpan
Woodbury, Minnesota, US22019