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INDEX.

ABANDONED, application for patent, 131, 349, 351.

ABRIDGMENTS of specifications, 362, 387.

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right of an assignee of a share of profits to, 185.

plaintiff not entitled to both damages and, 261.
distinction between damages and, 261.

amounts to condonation of infringement, 264.

not so advantageous as damages, 264.

not allowed, where patentee was guilty of delay, 264.

not allowed when no profit was made, 264.

when defendant offered before action to submit to, 265.
interlocutory injunction granted on terms of keeping, 257.

ACCOUNTS,

to be filed with petition for extension, 203. See Extension
of Term.

ACTION,

for infringement. See Infringement, etc.

to restrain threats. See Threats.

of reduction, petition for revocation in Scotland to be in
form of, 390.

ADDITION to known machine producing new result may be
patented, 34. See Combination.

ADDRESS,

of letters patent, 144.

form of notice for alteration of, in register, 450.

statement of, must accompany application, 424.

statement of, must accompany notice of opposition, 432

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ADVERTISEMENT,

of acceptance of specification, 132.

of a proposed amendment, 158.

reasons for required amendment to be advertised, 158.
of amendment allowed, 174.

of intention to petition for extension, 211, 499. See Ex-
tension of Term.

AFFIDAVIT,

on motion for injunction, 259.

what it must state, 259.

in support of application for inspection, 314.
for use under Patents Rules, 426.

after trial, 260, 263.

AGENT. See Patent Agent.

of applicant cannot sign the application, 126.

may be employed in other communications with the Comp-
troller, 126.

need not be a patent agent, 126.

must be duly authorised, 126.

of prior patentee cannot oppose in his own name, 141.
of foreign inventor may be patentee, 23.

is not entitled to benefit of international arrangements,

25.

resident abroad may not apply in Form A1, 24.

to sell, cannot maintain action for infringement, 217.
infringement by, 235.

discovery after judgment of name of agents infringing, 308.
of Crown, right of, to use patented inventions, 151.

AGREEMENT,

to preserve a secret, unenforceable, 147.
fraudulent, will be set aside, 181.

to assign, enforceable as an equitable assignment, 177.
to assign future patents, 179.

by licensee, not to manufacture without using invention, 179.

ALIEN,

may obtain patent, 8, 346.

enemy, quære, 8.

communication from, 23.

communication from, to another also resident abroad, 24.
patent may be held in trust for, 23.

liable for infringement, 218.

AMBIGUITY,

in specification, effect of, 104, 109.

interpretation of, 98.

latent, in licence, how explained, 183.

AMENDMENT,

of application, 129.

where two inventions contained in the application, 128.

of documents generally, 426.

of particulars of breaches, 287.

of particulars of objections, 303.

of accounts in petition for extension, 205.

AMENDMENT OF THE SPECIFICATION,

rules relating to, 434.

compulsory, 152.

limited to matters of form, 153.
at instance of C. G., 152, 348.
duties of examiner as to, 153.
appeal to L. O., 152.

of clerical errors, 154.

by Master of the Rolls, 154.

disclaimer filed without consent of patentee, 155.

by C. G., 155.

at instance of patentee, 154.

prior to the Act of 1883...155.

provisions of Act of 1883 relating to, 156 et seq., 353.
must be made under s. 18, 156.

application for, between filing and acceptance of com-
plete specification, 156.

no provision for amending title or provisional, 157.
course to pursue, 157.

"correction or explanation," meaning of, 157.
reasons for amendment must be filed, 157.

effect of, 157.

application dismissed if no ground is shown, 157,
165.

form no part of amendment itself, 157.

may be of letterpress or drawings, 158.

application and reasons must be advertised, 158.

application may be opposed, 158. See Opposition.

where no opposition, discretion of C. G., 162.

power of C. G. to impose conditions, 162.
appeal to L. O., 162. See Appeal.
decision of L. O. final, 164.

prohibition does not lie to L. O., 158.

must not enlarge the scope of the patent, 163.

questions to be considered, 163, 164.

instances where application was refused, 165.
insertion of subsequent knowledge, 165.

imputing disadvantages to former patents, 165.
rewriting whole specification, 165.

conversion of claim of parts into claim for a combina-
tion, 165.

repeated applications for same amendment, 166.

second amendments discouraged, 161.

leave granted, conclusive of right to make the amend-
ment, 166.

except in the case of fraud, 166.

if amendment enlarges scope of patent is the amend-
ment void or is the patent void? 166-169.

AMENDMENT OF THE SPECIFICATION-continued.
at instance of patentee-continued.

necessity for, does not necessarily imply that original
patent was bad, 169.

if action for infringement or petition for revocation is
pending, 169.

leave of Court or Judge necessary, 170.

if more than one action is pending leave of each
Court must be obtained, 170.

House of Lords has no jurisdiction, 169, 170.

effect of judgment of Court of Appeal in petition
for revocation, 273.

Palatine Court has jurisdiction, 170. See Lancaster,
County Palatine Court of.

Court has absolute discretion, 170.

usual terms imposed, 171.

where no terms are imposed, effect, 173.

amendment may be by disclaimer only, 170.

procedure after leave of the Court has been ob-
tained, 170, 435.

when allowed, shall be advertised, 174.

action brought while proceedings before C. G. were
pending, effect, 169.

after judgment, leave of Court not necessary, 172.
injunction granted before, unenforceable after, 174.
retrospective effect of, 172.

effect of provisions of Act for, summed up, 174.
forms relating to. See Table of Contents.

ANALOGOUS PURPOSE,

application of old contrivance to, 35 et seq.

ANTICIPATION,

by prior secret user by inventor, 54 et seq.

by prior secret user by others, 54 et seq. See Prior User
by manufacture, 52.

by offer for sale, 52.

by incomplete and practically useless machine, 53

by scientific curiosity, 53, 67.

by experiments, 57.

effect of profit resulting, 57.

by manufacture and delivery of samples, 58.

by publication of invention, 58.

amount of information necessary, 59.

in specification, 61.

in a book or newspaper, 61.

in foreign book or newspaper, 63.

by a drawing, 64. See Prior Publication.

APPARENT POSSESSION, doctrine of, does not affect patent right,
176.

APPEALS,

from C. G.

provisions as to, 141, 159, 455. See Law Officer's
Rules.

evidence used on, 141, 456.

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