Continental Scale Corp. v. Harrison Wholesale Co.

132 F.2d 463, 56 U.S.P.Q. (BNA) 84, 1942 U.S. App. LEXIS 2622
CourtCourt of Appeals for the Seventh Circuit
DecidedDecember 23, 1942
DocketNo. 8042
StatusPublished
Cited by8 cases

This text of 132 F.2d 463 (Continental Scale Corp. v. Harrison Wholesale Co.) is published on Counsel Stack Legal Research, covering Court of Appeals for the Seventh Circuit primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
Continental Scale Corp. v. Harrison Wholesale Co., 132 F.2d 463, 56 U.S.P.Q. (BNA) 84, 1942 U.S. App. LEXIS 2622 (7th Cir. 1942).

Opinion

MAJOR, Circuit Judge.

This is an appeal from a decree, entered' February 18, 1942, dismissing plaintiff’s complaint in a patent infringement suit. Four patents are involved, namely, Cameron No. 1,646,009, issued October 18, 1927, on an application filed March 26, 1926; Weber No. 1,824,698, issued September 22, 1931, on an application filed May 10, 1926; Barler, et al., No. 2,066,243, issued December 29, 1936, on an application filed February 2, 1934; and Weber and Vanderhoff No. 2,224,327, issued December 10, 1940, on an application filed October 2, 1936. The District Court found infringement as to a number of the claims in suit, but at the same time decreed all four of the patents invalid for want of invention, in view of the prior art.

Plaintiff, by assignment, acquired title to' and has been the owner of the Cameron and Weber patents since December 18, 1936; by assignment, acquired title to and has been the owner of the Barler, et al. patent since December 29, 1936, the date of issue; and, by assignment, acquired title to and has been the owner of the Weber and Vanderhoff patent since December 10, 1940, the date of issue. All of the patents, in suit have to do with scales or personal weighing devices. Plaintiff characterizes the patents of Cameron, Weber and Barler, et al. as calling for bathroom scales and the patent of Weber and Vanderhoff as calling for a baby scale.

Plaintiff has long been engaged in the manufacture and sale of personal weighing scales, that is, scales for weighing persons, such as those used in hospitals, bathrooms and nurseries. The scales alleged to infringe, sold by the defendant, were manufactured by the Jacobs Bros. Co., Inc., which has for over twenty-five years been engaged in the manufacture of industrial, grocery and business scales, in addition to [465]*465bathroom and other scales of that class. Jacobs Bros., as the manufacturer of the alleged infringing scales, is defending the instant suit.

It is obvious (as the record discloses) that devices, commonly called scales, for measuring the weight of persons and objects, have long been in general use. One familiar type determines the weight of an object by the elongation or compression of a spring. A more modern type combines a spring with levers so that the object to be weighed rests on a platform supported by levers, thereby decreasing the weight on the spring. The extent of the weight upon the spring is dependent largely upon the manner in which the levers are arranged, as well as their size and length. We think there is no dispute but that the lever and spring mechanism for determining weight had long been in use prior to the patents in suit. In the patent field vernacular, it was old in the art.

This brings us to a consideration of the alleged inventions of the patents in suit. As is often the case, counsel for the plaintiff is quite fulsome in praise of the high degree of inventive genius displayed, so much so that we almost wonder how the present generation could endure without a weighing machine in the bathroom. On the other hand, counsel for the defendant brands this claim of genius with such disparaging language that we wonder why invention was claimed, much less recognized by the Patent Office.

As to the patents of Cameron, Weber and Barler, et al., plaintiff in its brief states:

“The advantages of the inventions of the first three patents in suit are many:
“1. Compactness.
“2. More easily storable.
“3. Lighter in weight.
“4. Cheaper.
“5. Low — the perching on the high scale eight inches above the floor in the prior art is avoided. This is particularly important to elderly people, invalids, etc.
“6. Not tippy- — this avoids the danger of falling and is particularly important in the case of elderly people, invalids, etc.
“These advantages, plus the novelty of the structures, spell invention.”

It thus appears that plaintiff has solved the same problem by each of these patents, although it argues in its reply brief that each of the patent disclosures made a substantial contribution toward the advantages relied upon for invention.

Claims 1, 3, 4, 5, 6, 7 and 8 of the Cameron patent are in suit. Claims 1 and 6 are said to be typical.1 There seems to be little, if any, dispute but that a scale calling for a platform, stationed on levers, attached to a spring so as to register on a dial the weight of an object on the platform, was typical of such prior art patents as Chatillon 203,589, which shows a lever spring type scale with a pair of counterbalanced levers and with a longitudinally centrally positioned rotatable indicating device as called for in Cameron’s claims. Plaintiff seeks, however, to distinguish Cameron from Chatillon and other prior art patents on the element of its claim (Claim 1) which calls for the location of the indicating device “within the area of the platform,” and equivalent language in the other claims. The argument follows that by thus locating the indicator device, it was possible to make the present-day bathroom scale with its asserted advantages.

Plaintiff impliedly, if not directly, takes the position that the pertinent prior art must be limited to bathroom scales rather than to scales generally. It is claimed that the bathroom scale occupies a field unto itself, and that the result produced by their invention was different than that of the general purpose scales. We doubt if there is merit to this contention. It appears to us that the result to be achieved by any [466]*466weighing scale, whether it be of the bathroom, grocery store or livestock variety, is the same, that is, the determination of the weight of the person or object placed thereon. The result, of course, may be utilized for purposes as numerous as conditions and fancy may suggest. In the instant case, the result produced by a weighing device was utilized in the bathroom. So we are of the view that all weighing devices are a part of the art exemplified by the patents in suit.

It may be, as pointed out, that the patentee in Chatillon had in mind primarily a counter scale to be used in grocery stores and like places, although it is referred to in the specifications as a platform scale “of the kind used in families, etc.” However this may be, the result achieved — that is, the weighing of an object placed upon a platform — is not unlike that disclosed by Cameron, and is produced by application of the same or similar principle. Chatillon, it is true, discloses its indicator device outside or away from the platform, making it inconvenient to be read by a person standing on the platform in weighing position. Turnbull No. 378,382 discloses a platform scale with a stationary dial or indicator in a plane horizontal with the platform. His specifications state: “Within the base the usual system of levers for the support of the platform is arranged.” The indicating device, as shown by the drawings, overlaps and is to some extent within the area of the platform. It is also in a position where the registered weight may be readily ascertained by a person standing on the platform in weighing position.

It is claimed that a scale constructed according to this disclosure would not be as compact as that shown by Cameron. Compactness, however, is more or less a relative term.

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Bluebook (online)
132 F.2d 463, 56 U.S.P.Q. (BNA) 84, 1942 U.S. App. LEXIS 2622, Counsel Stack Legal Research, https://law.counselstack.com/opinion/continental-scale-corp-v-harrison-wholesale-co-ca7-1942.