ROBB, Associate Justice.
Appeal from a decree in the Supreme Court of the District of Columbia dismissing appellants' bill, filed under section 4915, R. S., as amended (35 USCA § 63), seeking to authorize the issuance of a patent to appellant Buck.
The alleged invention covers a method of treating coal and the resulting product. The object of the process is to obtain a pulverized coal product free from occluded inflammable gases. All the claims (claims...
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