American Air Cleaning Co. v. General Compressed Air & Vacuum Machinery Co.
Court of Appeals for the Seventh Circuit
Appeal from the Circuit Court of the United States for the Eastern District of Wisconsin. Suit in equity by the General Compressed Air & Vacuum Machinery Company and John S. Thurman against the American Air Cleaning Company. Decree for complainants (177 Fed. 272), and defendant appeals.
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Appeal from the Circuit Court of the United States for the Eastern District of Wisconsin. Suit in equity by the General Compressed Air & Vacuum Machinery Company and John S. Thurman against the American Air Cleaning Company. Decree for complainants (177 Fed. 272), and defendant appeals. Appellees’ decree sustaining ihe validity and adjudging infringement of claim 1 of patent No. (>:i4.0-12, October.' 3. 1899, to Thurman, for a pneumatic carpet-renovator, and of claims 5 and 6 of patent No. 690,084, December 31, 1901, also to Thurman, for an attachment for pneumatic carpet-renovators, is atta…
1Opinion of the CourtBaker, Circuit Judge
(after stating the facts as above). [1] I. Patent No. 634,042. No review of the prior art (beyond a reference, possibly, to the statement in the former litigation between these parties, reported in 125 Fed. 761, 60 C. C. A. 529) is needed to appreciate the narrowness of claim 1; for not only does the language of the claim particularize the elements by description of function and location, but the file-wrapper clearly discloses the tight place that the applicant squeezed through. Rejection of original claims 1 and 2, which would easily have dominated appellant’s structure, was received with…
2Cases cited6 opinions
- Boyden Power-Brake Co. v. Westinghouse Westinghouse v. Boyden Power-Brake Co.Supreme Court of the United States · 1898
- Westinghouse v. Boyden Power Brake Co.Supreme Court of the United States · 1898
- Singer Manufacturing Co. v. CramerSupreme Court of the United States · 1904
- Pope Manufacturing Co. v. Gormully & Jeffery Manufacturing Co.Supreme Court of the United States · 1892
- State Bank of Chicago v. Hillman'sCourt of Appeals for the Seventh Circuit · 1910
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