Patent
   D362448
Priority
Nov 27 1991
Filed
Apr 21 1994
Issued
Sep 19 1995
Expiry
Sep 19 2009
Assg.orig
Entity
unknown
5
12
n/a
The ornamental design for an open seam friction rock stabilizer, as shown and described.

FIG. 1 is a front elevational view of an open seam friction rock stabilizer showing my design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is back elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top front perspective view thereof.

The views are fragmentarily shown and the broken line showing of the bottom portion is for illustrative purposes only and forms no part of the claimed design.

Landsberg, Thomas J.

Patent Priority Assignee Title
7325185, Aug 04 2003 CA, INC Host-based detection and prevention of malicious code propagation
D632309, May 03 2010 Bilco Tools, Inc.; BILCO TOOLS, INC Downhole magnet jet tool
D632310, May 13 2010 Bilco Tools, Inc. Downhole brush tool
D937529, Aug 19 2020 Adjustable stabilizer
D943059, Apr 07 2020 MPW INDUSTRIAL SERVICES GROUP, INC. Injection lance attachment
Patent Priority Assignee Title
3922867,
4012913, Oct 03 1975 Friction rock stabilizers
4126004, Aug 04 1977 Ingersoll-Rand Company Friction rock stabilizer
4310266, Mar 10 1980 Ingersoll-Rand Company Friction rock stabilizer and method of inserting same in an earth structure bore
4313695, Jan 07 1980 Ingersoll-Rand Company Earth structure stabilizing method, and a friction rock stabilizer and an axial extension therefor
4316677, Mar 07 1980 Tubular shank device
4322183, Mar 07 1980 Friction rock stabilizer and installation lubricating cement apparatus and method
4400113, Jun 13 1980 Ingersol-Rand Company Friction rock stabilizer and a method of isolating the same from a bore surface
4490074, Jan 12 1982 Ingersoll-Rand Company Friction rock stabilizer and sheathing means, in combination, and method of securing a friction rock stabilizer in an earth bore
5192146, Aug 30 1991 INTERNATIONAL ROLLFORMS, INC Open seam friction rock stabilizer
AU514153,
RE30256, Feb 09 1973 Deborah L., Castle; Wendy 0., Carter; Amu J., Sansotta; Edna M., Scott, trustee for Polly Sue Scott and James Mathew Scott Friction rock stabilizers
///
Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 20 1994LANDSBERG, THOMAS J Ingersoll-Rand CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0069740548 pdf
Apr 21 1994Ingersoll-Rand Company(assignment on the face of the patent)
Jan 28 2002INGERSOLL-RAND COMPANY, INC INTERNATIONAL ROLLFORMS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0126830138 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule