Stern v. Schroeder

36 F.2d 518, 17 C.C.P.A. 690
CourtCourt of Customs and Patent Appeals
DecidedDecember 19, 1929
DocketPatent Appeal 2161
StatusPublished
Cited by13 cases

This text of 36 F.2d 518 (Stern v. Schroeder) is published on Counsel Stack Legal Research, covering Court of Customs and Patent Appeals primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
Stern v. Schroeder, 36 F.2d 518, 17 C.C.P.A. 690 (ccpa 1929).

Opinion

GARRETT, Associate Judge.

This is an interference case relating to a machine for making box blanks from corrugated board, the blanks being afterwards folded and used for packing and shipping goods and merchandise.

Priority was awarded to Sehroeder et al. on a single count of interference, on the basis of a reissue application which appears to. have been filed September 10, 1925, serial No. 55,634. This was an application for a reissue of their patent No. 1,493,404, bearing date of May 6, 1924, granted upon their application filed January 4,1923.

The application of appellants was filed on November 27, 1923, and was pending at the time of the reissue application of appellees.

The decision of the Examiner of Interferences awarding priority to appellees was rendered December 22, 1926; appeal was taken to the Board of Appeals which affirmed the decision of the Examiners, November 1, 1927; and the case was then appealed to the court and so comes before us.

It appears that at one time during the pendency of the case in the Patent Office, a third application, that of Samuel M. Langston, was involved in the interference proceedings, and parts of the record refer to it, but the Langston issue has been eliminated, so far as this court is concerned, and the only controversy before us is that of Stern and Huether v. Sehroeder and Wagner.

The'count in issue is as follows: “In a paper machine, the combination of a pair of co-operating disks for slotting a blank, a scoring wheel for scoring said blank and means whereby said slotting disks and scoring wheel are connected to move in unison in axial directions.”

This count originated in an application filed by appellants on November 27, 1923, which application was placed in interference with an original application of Sehroeder and Wagner filed August 18, 1924. Later this particular interference was terminated and *519 another declared with the reissue application of Schroeder and Wagner above referred to.

The matter with which we axe concerned is that of priority. To determine this, it is necessary that we should first find whether the structure of Schroeder and Wagner is so similar to that of Stem and Huether as to read upon the count, and whether the Schroeder and Wagner patent upon which their reissue application was filed is sufficient to disclose the subject-matter of the count.

This technical issue seems to involve two questions:

First, whether a certain ring referred to as a “floating ring,” numbered 56 in the Schroeder and Wagner drawings, is the equivalent of the scoring wheel called for in the count.

Second, whether the reissue application discloses as a separate and distinct element “means whereby said slotting disks and scoring wheel are connected to move in axial directions.”

The law examiner in the Patent Office passed upon these questions favorably to appellees, the Examiner of Interferences held likewise, and the Board of Appeals affirms these prior decisions. So, three tribunals of the Patent Office have concurred upon the general issue of technique.

The decision of the Board of Appeals says: “In the Schroeder and Wagner construction the scoring member 56 is located in the groove in the female slotting disk and is urged upward into scoring position by the spring pressed cradle by which it is supported. The reason why the scoring member of Schroeder and Wagner is in ring form is that it is located in the peripheral groove of the lower slotting disk instead of on a separate shaft. It must be capable of floating movement to permit it to function as a scoring member while allowing co-operation of the slotting disks to slot the blank. In performing the scoring operation the member 56 functions as a wheel in that it rolls in contact with the upper co-operating slotting and scoring member. We agree with the holding of the law examiner that in a broad sense the scoring member 56 of the Schroeder and Wagner reissue application may be regarded as a wheel. The scoring member 56 of Schroeder and Wagner is mounted in the peripheral groove of the lower slotting member and as stated near the bottom of page 7 of the reissue specification moves along with the lower slotting member. It seems to us that Schroeder and Wagner just as clearly disclose the ‘means’ of the count as do Stem and Huether in whose application the axial movement of the scoring wheel in unison with the slotting disks is secured by engagement of the periphery of the scoring wheel with the groove in one of the slotting disks. Our conclusion is that the interference count is properly supported by the Schroeder and Wagner reissue application.”

The law examiner in his decision says:

“The count originated with Stern- and Huether, as their claim 2. In their disclosure the scoring wheel 35, Fig. 2, extends into groove 18a of a slotting disk 17, and is a separate element from the slotting disks 17,17a.
“In the reissue application of Schroeder and Wagner, the scoring ‘wheel’must be the floating ring 56, which, as shown in Fig. 3, is movable relative to wheel 33, being of larger diameter, and is depressed at times by blades 42 and 43 from the normal position in Figs. 5 and 7 to the position in Fig. 6 without interfering with the rotation of wheel 33. The wheels 32 and 33 may be adjusted longitudinally of the shafts 30 and 56, and the holder for ring 56 moves or shifts along with wheel 32 so that the floating ring is always in the same plane with the slotting knife segments 42 and 43.
“The ring 56 may be considered a wheel in the broader sense. A wheel does not have to have a hub and spokes, and a disc wheel is practically an annulus or ring with a central opening for an axle or shaft. Incidentally, it may be noted that the patentee called member 33 a wheel or ring. If ring 56 may be described as a wheel it is a scoring ring or wheel and no new matter is introduced into the reissue application by giving the ring another name. ' Ring 56 is a separate element from the slotting disks of Schroeder and Wagner and may be properly included as a distinct element in the count. Even if the scoring ring or wheel plays a substantial part in the slotting it may be recited as a separate element (Ex parte Duncan, Prichard and Macauley, 1906 C. D. 348; Ex parte Hammond, 1924 C. D. 43). The ring 56 moves along shaft 26 with disk 33 and henee with disk 32 when- a slotting knife 42 or 43 is left in the groove of disk 33, so that the patent to Schroeder et al., No. 1,493,404, and the reissue application provide means whereby the slotting disks and scoring wheel are connected to move in unison axially.”

From our examination of the speeifiea-. tions, drawings, and claims, aided by an inspection of numerous exhibits on file, it does not appear to us that these holdings of the Patent Office tribunals are erroneous, and we concur in their conclusion that the respective structures read upon the count in issue both *520 as to the floating ring or wheel and as to the “means whereby the slotting disks and scoring wheels are connected to move in axial directions.”

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Bluebook (online)
36 F.2d 518, 17 C.C.P.A. 690, Counsel Stack Legal Research, https://law.counselstack.com/opinion/stern-v-schroeder-ccpa-1929.