Stone working – Splitting – shearing – and punching
Reexamination Certificate
2005-11-15
2005-11-15
Rachuba, M. (Department: 3723)
Stone working
Splitting, shearing, and punching
C125S040000
Reexamination Certificate
active
06964272
ABSTRACT:
The invention relates to equipment and related methods for producing concrete blocks. The equipment and methods described herein utilize splitting assemblies having larger projections and/or smaller projections or peaks disposed on at least one side of a splitting line and which engage the workpiece as it is split into at least two pieces.
REFERENCES:
patent: 470788 (1892-03-01), Devine
patent: 806951 (1905-12-01), Bryning
patent: 1534353 (1925-04-01), Besser
patent: 1893430 (1933-01-01), McKenzie
patent: 2303935 (1942-12-01), Hedlund
patent: 2593606 (1952-04-01), Price
patent: 2746447 (1956-05-01), Petch
patent: 2775236 (1956-12-01), Blum
patent: 2867205 (1959-01-01), Vesper
patent: 2881753 (1959-04-01), Entz
patent: 2925080 (1960-02-01), Smith
patent: 3095868 (1963-07-01), Mangis
patent: 3120842 (1964-02-01), Cox et al.
patent: 3392719 (1968-07-01), Clanton et al.
patent: 3559631 (1971-02-01), Mangis
patent: 3809049 (1974-05-01), Fletcher et al.
patent: 4250863 (1981-02-01), Gagnon et al.
patent: 4335549 (1982-06-01), Dean, Jr.
patent: 5066070 (1991-11-01), Clarke
patent: 5152275 (1992-10-01), Landhuis
patent: 5413086 (1995-05-01), Trudeau
patent: 5662094 (1997-09-01), Giacomelli
patent: 5687515 (1997-11-01), Rodrigues et al.
patent: 5722386 (1998-03-01), Fladgard et al.
patent: 5762061 (1998-06-01), Bevan
patent: 6050255 (2000-04-01), Sievert
patent: 6102026 (2000-08-01), Fladgard et al.
patent: 6321740 (2001-11-01), Scherer et al.
patent: 6401707 (2002-06-01), Fladgard et al.
patent: D464145 (2002-10-01), Scherer et al.
patent: 6460534 (2002-10-01), Vasquez et al.
patent: 2002/0015620 (2002-02-01), Woolford et al.
patent: 2002/0092257 (2002-07-01), Scherer et al.
patent: 2003/0180099 (2003-09-01), Scherer et al.
patent: 0 294 267 (1988-12-01), None
patent: 1 245 921 (1971-09-01), None
patent: 1 509 747 (1978-05-01), None
patent: WO 03/080305 (2003-10-01), None
Copy of U.S. Appl. No. 09/691,864, entitled “Block Splitting Assembly and Method,” filed Oct. 19, 2000.
Copy of U.S. Appl. No. 09/884,795, entitled “Block Splitting Assembly and Method,” filed Jun. 19, 2001.
Copy of U.S. Appl. No. 10/411,453, entitled “Block Splitting Assembly and Method,” filed Apr. 10, 2003.
“Fairlane Positioning and Workholding Products,” http: www.fairlaneprod.com.index.htm. Fairlane Products Inc., 2 pages (Date Printed Nov. 15, 2001).
Anchor Wall Systems Inc.
Merchant & Gould P.C.
Rachuba M.
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