Case Name: WILTON v. RAILROAD CO.
Court: United States Circuit Court for the Eastern District of Pennsylvania
Jurisdiction: United States
Decision Date: 1848-12
Citations: 30 F. Cas. 258
Docket Number: 
Parties: WILTON v. RAILROAD CO.
Judges: 
Reporter: Federal Cases
Volume: 30
Pages: 258–258

Head Matter:
Case No. 17,856.
WILTON v. RAILROAD CO.
12 Whart. Dig. 408-410.]
Circuit Court, E. D. Pennsylvania.
Dec., 1848.
Patents — Elements of Invention — Specifications—Drawings—Failure to Apply for Patent for 18 Months.
[1. The principle or essential character of an invention involves two elements: (1) The object attained; (2) the means by which it is obtained, and that, if either of these be new, it may be the subject of a patent.]
[2. Drawings annexed to a patent issued under the act of 1837 (5 Stat. 191) form no part of the specification, where no drawings were annexed to the original patent.]
[3. An inventor who does not reduce his invention to practice, or apply for a patent till after 18 months, others in the meantime having invented the same thing, and reduced it to 'prac-' tice, cannot recover for a breach of his patent.]

Opinion:
[Cited in 2 Whart. Dig. 408-410, to the points above stated. Nowhere reported; opinion not now accessible.]