Reaction block for chemical synthesis for use upon a hot plate stirrer

Description

FIG. 1 is a top perspective view of a reaction block for chemical synthesis for use upon a hot plate stirrer showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front side elevation view thereof;

FIG. 5 is a rear side elevation thereof;

FIG. 6 is a left side elevation view thereof; and,

FIG. 7 is a right side elevation view thereof.

The broken lines in the drawings, FIGS. 1 3, are for illustrative purposes only and form no part of the claimed design.

The characteristic feature of the design resides in a round reaction block for accepting round bottom flasks and adapters.

Claims

CLAIM I claim the ornamental design for a reaction block for chemical synthesis for use upon a hot plate stirrer, as shown and described.

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Inventors:	Ware; Steve (Tabernacle, NJ)
Assignee:	Chemglass, Inc. (Vineland, NJ)
Appl. No.:	D/237,279
Filed:	August 30, 2005

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Current U.S. Class:	D24/216
Current International Class:	2402
Field of Search:	;D24/216-230 ;422/99-102,104,64,72 ;366/274 ;D15/147

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References Cited [Referenced By]

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U.S. Patent Documents

3356316	December 1967	Forehand
3356346	December 1967	Landsberger
3594129	July 1971	Jones
D233244	October 1974	Quandt
4090263	May 1978	Hoffa
4162855	July 1979	Bender
4386730	June 1983	Mulzet
D277891	March 1985	Uffenheimer et al.
4568195	February 1986	Herz et al.
D287634	January 1987	Carr et al.
D288124	February 1987	Brickus et al.
D295963	May 1988	Conlon
4752138	June 1988	Rufer
4759635	July 1988	MacMichael et al.
4859603	August 1989	Dole et al.
4911555	March 1990	Saffer et al.
D307869	May 1990	Miskinis
4991973	February 1991	Maaz et al.
5496520	March 1996	Kelton et al.
5499872	March 1996	Baxter
5529391	June 1996	Kindman et al.
5547280	August 1996	Wanninger et al.
D426312	June 2000	Gomes
6905656	June 2005	Ladlow et al.
2006/0198767	September 2006	Fordham

Other References

CG-1991 Reaction Block for Circular Top Hot Plate Stirrer, www.chemglass.com/products.sub.--news/np-reactionblcok.html; 1 pg., 2005. cited by other . Drysyn Clean Synthesis From Asynt & Pharmacore; www.asynt.com/archive/drysyn-usa.html; 1 pg., 2005. cited by other . Asynt News; www.asynt.com/archive/news.html; 4 pgs., 2005. cited by other . Jepson Bolton's International Catalogue; Stirrers; www.jepbol.com/sect4/stirika.html; 5 pgs., 2005. cited by other . IKA--Works Product; Divtech Equipment Co.; www.divtechequipment.com/rect.sub.--basic.html; 1 pg., 2005. cited by other . Heidolph, "Parallel Synthesis", Heidolph Instruments GmbH & Co. KG, www.heidolph.com, pp. 1, 2, 5-14., publication date prior to Oct. 2006. cited by other . Website screen printout, publication date approx. 2002, (printed Feb. 2, 2005), 5 pgs. http://www.glass-solutions.co.uk/acatalog/Online.sub.--Catalogue.sub.--HE- AT.sub.--ON.sub.--Blocks.sub.--4.html. cited by other . Radleys, "Custom designed glass reaction systems", www.radleys.co.uk, publication date approx. 2005, pp. 1-2. cited by other.

Primary Examiner: Sincavage; Joel A.
Assistant Examiner: Doan; Anhdao
Attorney, Agent or Firm: Fitzpatrick, Cella, Harper & Scinto