Patent
   D321400
Priority
Feb 24 1989
Filed
Apr 09 1990
Issued
Nov 05 1991
Expiry
Nov 05 2005
Assg.orig
Entity
unknown
3
6
n/a
The ornamental design for a periodontal probe, as shown and described.

FIG. 1 is a perspective view of a periodontal probe showing our new design;

FIG. 2 is a side elevational view thereof, the other side being a mirror image;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a perspective view of a second embodiment thereof;

FIG. 8 is a side elevational view thereof, the other side being a mirror image;

FIG. 9 is a top plan view thereof;

FIG. 10 is a bottom plan view thereof;

FIG. 11 is a rear elevational view thereof;

FIG. 12 is a front elevational view thereof.

Beckman, Ralph A., Sharpe, III, Henry D., Curado, Len, Barfoot, James W.

Patent Priority Assignee Title
D391361, Dec 06 1996 PROFESSIONAL DENTAL TECHNOLOGIES, INC Automated periodontal probe handpiece
D540945, Feb 18 2004 Young OS, LC Periodontal scaling tip for ultrasonic dental handpiece
D575403, Sep 08 2006 Kai R&D Center Co., Ltd. Surgical knife
Patent Priority Assignee Title
3559292,
4501555, Mar 21 1983 Dentsply Research & Development Corp. Periodontal probes
4698019, Oct 22 1984 Dental instrument
4764114, Jan 13 1986 Foster-Miller, Inc Analysis system
4791940, Feb 02 1987 FLORIDA PROBE CORPORATION, A CORP OF FLORIDA Electronic periodontal probe with a constant force applier
234257,
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 16 1989ACCUTEK, INC BAUSCH & LOMB PROFESSIONAL DENTAL PRODUCTS, INC CHANGE OF NAME SEE DOCUMENT FOR DETAILS 8-18-89 DELAWARE0053070016 pdf
Apr 09 1990Bausch & Lomb Professional Dental Products, Inc.(assignment on the face of the patent)
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule