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Sec. 1. Mere Introducers of an Art or Machine.
2. Joint Patentees.
3. Sole Patentee.
4. Divers Independent Inventors of the same thing.
5. Assignee by Assignment anterior to the Patent.
6. Personal Representatives of the Inventor.
7. Aliens.
1
3
22
26
61
69
Subjects of Patents
CHAPTER VII.
Sec. 1. Kinds of Subjects Patentable.
2. Manufacture.
3. Method.
4. Process.
5. Principle.
6. Application of a Principle.
7. Effect, Result, Product.
8. Art, Scientific Theory, Abstract Proposition,
Reduction to Practice.
9. Materials, Substances, Compositions of Matter.
10. Combination.
11. Improvement.
12. Change of Form, Proportions or Materials. In-
sufficiency of the Invention. Ornaments.
13. Legality.
14. Usefulness.
15. Vendibility.
16. Novelty, Priority.
17. Previous Publication.
18. Imported Inventions.
19. Delay for Experiments.
Public.
Dedication to the
CHAPTER VIII.
81
Apppeal to Board of Examiners. Interfering Appli-
cations. Previous Foreign Patent by the Appli-
cant. Secret Filing of the Specification. Caveat. 218
CHAPTER IX.
Divers Patents for the same Invention. The joining
of divers Inventions in the same Patent.
for a part of an Invention
Patent
222
Sec. 1. Divers valid Patents cannot be taken out for
the same thing.
2. Patent for a Combination, and for the separate
Things combined.
3. Distinct_Inventions cannot be joined in the
same Patent.
4. Patent for a part of a Machine.
CHAPTER X.
Title of the Patent. Form. Difference in Form
between English and American Patents. Con-
struction of Patents.
228
Specification
CHAPTER XI.
Sec. 1. Leading Objects in the Specification.
237
Dis-
tinction between English and American Pa-
tents as to the Specification.
2. General Requisites.
3. Known Processes, Methods and Machinery
need not be described. Surplusage.
4. The Specification is addressed to Artists. Tech-
nical Terms.
5. Must be true and not mislead.
6. Must be full, clear, and exact.
7. What is claimed as new must be distinguished
from what is old. The Patentee must not
claim too much.
8. The Specification must direct how to make,
and describe the best way known to the In-
ventor of making the article.
9. Reference in the Specification to Drawings.
10. The consequence of a defect in the Specifi-
cation.
CHAPTER XII.
Signing of the Specification. Attestation. Oath.
Delivery of Drawings, Models and Specimens.
Petition. Fees
Sec. 1. Signing of the Specification. Attestation.
2. The Oath.
3. Delivery of Drawings, Models and Specimens.
4. The Petition.
5. Payment of the Fee.
CHAPTER XIII.
Proceedings in issuing Patents.
Sec. 1. Authority of the Commissioner of Patents
2. Appeal to Examiners.
3. Conflicting Applications.
4. Signature.
5. Recording.
CHAPTER XIV.
Duration, Surrender, Renewal and Prolongation of
Patents
297
305
314
5. Identity of Thing Used or Sold, and that Pat-
ented. Difference in form and Proportions
merely. Infringement of a Combination-of
a Part.
An act to promote the progress of useful arts, and to
repeal all acts and parts of acts heretofore made for
that purpose.