Shingle
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Description
FIG. 1 is a front elevational view of shingle showing our new design;
FIG. 2 is a side elevational view thereof.
FIG. 3 is a second embodiment of a shingle showing our new design.
FIG. 4 is a side elevational view of FIG. 3.
The rear of the shingle is plain and unornamented.
Referenced Cited
U.S. Patent Documents
| D300257 | March 14, 1989 | Stahl |
| 1157665 | October 1915 | Becker |
| 2335493 | November 1943 | Drinkall |
Patent History
Patent number: D317506
Type: Grant
Filed: Aug 22, 1990
Date of Patent: Jun 11, 1991
Assignee: CertainTeed Corporation (Valley Forge, PA)
Inventors: Robert L. Jenkins (Coatesville, PA), Husnuo M. Kalkanoglu (Swarthmore, PA), John R. Klein, deceased (late of Malvern, PA), Michael J. Noone (Wayne, PA), Kermit E. Stahl (North Whales, PA), Phillip H. Whitford (Casselberry, FL)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris Clark
Law Firm: Paul & Paul
Application Number: 7/570,722
Type: Grant
Filed: Aug 22, 1990
Date of Patent: Jun 11, 1991
Assignee: CertainTeed Corporation (Valley Forge, PA)
Inventors: Robert L. Jenkins (Coatesville, PA), Husnuo M. Kalkanoglu (Swarthmore, PA), John R. Klein, deceased (late of Malvern, PA), Michael J. Noone (Wayne, PA), Kermit E. Stahl (North Whales, PA), Phillip H. Whitford (Casselberry, FL)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris Clark
Law Firm: Paul & Paul
Application Number: 7/570,722
Classifications
Current U.S. Class:
Roofing, Or Wall Shingle (D25/139)
