Coronet-Werke Heinrich Schlerf GmbH
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Sep 06, 1994 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 436 Total Citation Count
- Jul 10, 1979 Earliest Filing
- 17 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Recent Publications
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Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4987634 Implement for cleaning or treating surfaces or for applying media to surfacesExpiredJun 10, 88Jan 29, 91[A47L]
4936633 Process for the production of bristle articles and bristle articles produced by the sameExpiredApr 14, 88Jun 26, 90[A46D]
4893876 Process and apparatus for producing bristle articles and use of the process for implements having a similar constructionExpiredJun 10, 88Jan 16, 90[A46D]
4849271 Process for producing mats for cleaning purposes and mat for cleaning purposesExpiredDec 03, 87Jul 18, 89[B32B]
4589791 Device having synthetic bristles butt welded to support plateExpiredNov 21, 83May 20, 86[A46B]
4237573 Device for releasably securing a cleaning implement to a handleExpiredJul 10, 79Dec 09, 80[A47L, B25G]
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