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Inventor

Barbara Muhe

Inventor
Berlin, DE

Overview

3→
Patents
1977–1979
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A61Fprimary
A61FFilters implantable into blood vessels38%
A61KPreparations for medical, dental or toiletry purposes38%
A61MDevices for introducing media into, or onto, the body25%
PatentTitleYear
4,155,991'Vaginal ring'19794,034,749'Intrauterine contraceptive device'19774,012,496'Vaginal ring'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1979Patents assigned to SCHERING AG (3)· patent assignee history
1977–1979Based in Berlin, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SCHERING AG31977–1979
Locations
LocationPatentsSpan
Berlin, DE31977–1979