Combined abrasive disk and spindle for dental use

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Information

Patent Grant
D420445

References
Source

Patent Number
D420,445
Date Filed
Monday, October 2, 1995
29 years ago
Date Issued
Tuesday, February 8, 2000
24 years ago

Inventors
- Beat A. Von Weissenfluh
- Gianni Baffelli
Original Assignees
- HAWE NEOS DENTAL SA
Examiners
- Tung; M. H.
Agents
- Foley & Lardner

US Classifications
- D24 - Medical and laboratory equipment
Field of Search
- US
- D24 176-82
- D24 133
- D24 146
- D24 152
- 433 166
- 433 134
International Classifications
- 2402
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a combined abrasive disk and spindle for dental use, as shown and described.

Priority Claims (1)

Number	Date	Country	Kind
120816	Oct 1993	CHX

US Referenced Citations (11)

Number	Name	Date	Kind
478881	Moore	Jul 1892
503258	Stanbrough	Mar 1893
505490	Stanbrough	Sep 1893
534540	Wooster	Feb 1895
552514	Chivers	Jan 1896
881691	Hughes	Mar 1908
1314125	Burlew	Aug 1919
2685738	Leff	Aug 1954
4055897	Brix	Nov 1977
4889489	Von Weissenfluh	Dec 1989
4988294	DuBe et al.	Jan 1991

Continuation in Parts (1)

	Number	Date	Country
Parent	022231	Mar 1994