PACPatent Assistance Center (prior), now the Inventors Assistance Center or IAC, call (toll-free) 1-800-786-9199 or 703-308-4357
PAIRPatent Application Information Retrieval -- see Patent EBC for more provides secure access for customers who want to view current patent application…
PALMPatent Application Locating and Monitoring system - an internal USPTO system that is the source of status information displayed in PAIR
PARPerformance and Accountability Report -- see Annual Reports for more
Parent ApplicationThe term "parent" is applied to an earlier application of the inventor disclosing a given invention --see MPEP 201.04 for more
PASATPatent Application Specification Authoring Tool -- no longer used as of 22 August 2004
patentA grant to an inventor of the right to exclude others, for a limited time, from making, using, or selling his invention in the United States.
Patent AgentA person who is not an attorney who can legally represent an inventor or applicant in dealing with a patent office. MPEP 401.
Patent and Trademark Depository Librarya library designated by the USPTO to receive copies of patents, CD-ROMs containing registered and pending marks, and patent and trademark materials that…
Patent Application-- see application (patent) -- see How to Get a Patent for guides for each type of patent application
patent application publicationPre-Grant Publication of patent application at 18 months from priority date -- see Search online
Patent AttorneyA person who is an attorney who can legally represent an inventor or applicant in dealing with a patent office. MPEP 401.
Patent Cooperation Treaty (PCT)A treaty that set up a system for searching and, optionally, examination of patent applications.
Patent FamilyA patent family is the same invention disclosed by a common inventor(s) and patented in more than one country. -- see patent family
patent infringementunauthorized making, using, offering to sell, selling or importing into the United States any patented invention -- see 35 USC § 271(a)
Patent MarkingThe marking of a patent-pending item "Patent Pending" or marking a patented item with one or more of the patent numbers.
Patent Numberunique number assigned to a patent application when it issues as a patent -- see list -- see patent numbering formats for an explanation of the codes that…
Patent PendingA phrase that often appears on manufactured items. It means that someone has applied for a patent on an invention that is contained in the manufactured…
Patent SearchA study of the patent literature to determine the state of the art in a particular field; a study of the patent literature in a particular field to…
Patent TermThe period during which a patent is valid.
Patent WatchThe process of continuously monitoring newly published patent applications and issued patents in a particular field.
PatentabilityThe issue of whether an invention is capable of being patented in a particular jurisdiction.
patentability searchA search of existing patents and, perhaps, other publications to determine if the invention is novel and non obvious and thus patentable.
Patentablesuitable to be patented; entitled by law to be protected by the issuance of a patent.
PBG Final RulePatent Business Goals Final Rule - implement streamlined patent practice; a result of the American Inventors Protection Act of 1999
PBXPrivate Branch Exchange - a telephony term describing a private telephone network used within an enterprise.
PCTPatent Cooperation Treaty (more) provides a mechanism by which an applicant can file a single application that, when certain requirements have been…
PCT (Patent Cooperation Treaty)created a patent application that is standardized across the nations that signed it, which allows patent applicants to simultaneously seek protection for…
PCT Regulationsprovide rules concerning matters expressly refers to in the Patent Cooperation Treaty, any administrative requirements, matters, or procedures, and…
PDFPortable Document Format - a file format developed by Adobe Systems. PDF captures formatting information from a variety of desktop publishing…
Person Skilled in the ArtA fictitious person who has knowledge of all prior art and who has ordinary skill in the art to which the invention pertains. MPEP 2141.03.
PetitionPetition refers to the Form I-129 that is filed with USCIS by a prospective H-1B employer seeking approval to employ an H-1B worker and its accompanying…
Petition for Extension of TimeA petition requesting an extension of the time period for response to an Office action. Payment of a fee is sometimes required. MPEP 710.02(e).
Petition to ReviveA petition that a patent application be revived from either unintentional or unavoidable abandonment. MPEP 711.03(c).
PetitionforCertiorariA petition to the U.S. Supreme Court to review the decision of a lower court.
petitions (patent matters)-- see MPEP 711.03 and Petitions Practice within the USPTO on Patent Matters for information
PG PubPre-Grant Publication of patent application at 18 months from priority date
Pioneer InventionAn invention that breaks new ground in a technological art or that creates a new art.
Pioneer PatentA patent on an invention that breaks new ground in a technological art or that creates a new art.
PKIPublic Key Infrastructure - a system of administrative procedures and methods, combined with secure information technologies, that is used to manage…
plant application (patent)are applications to protect invented or discovered, asexually reproduced plant varieties.
plant patentmay be granted to anyone who invents or discovers and asexually reproduces any distinct and new variety of plant. --see also patent
POAPower of Attorney - formal assignment to another of the right to legally act on your behalf
POISPatent Cooperation Treaty Operations Imaging System
postcard receipta self-addressed, stamped postcard with itemized list of parts of patent application and number of pages per MPEP 503; used as a receipt for what was…
PowerAuthority to do. One has the power to do something if he is of legal age. Also, used as "powers," the term refers to authority granted by one person to…
preambleThe formal introductory clause of a patent claim. Depending on the circumstances, the preamble may or may not define a narrowing element of the claim.
Preamble of ClaimThe part of the claim that precedes the transitional phrase. Often the preamble states the purpose of the invention, as in "A device for transporting cars…
precautionary designationdesignation of a Contracting State in an international application filed under the Patent Cooperation Treaty which must be confirmed prior to 15 months…
PrecedentLaws established by previous cases which must be followed in actions involving identical circumstances. See stare decisis in Foreign Words Glossary.
preferred embodimentThe preferred embodiment of an invention can usually be interpreted as being recited as the best mode known to the inventor of carrying out the invention.
prejudgment interestIn patent litigation, prejudgment interest is interest on monetary judgment against an infringer awarded to a prevailing party measured from the date of…
Preliminary AmendmentAn amendment to a patent application filed simultaneously with the filing of the patent application or an amendment to a patent application filed before…
Preliminary ExaminationA preindictment hearing at which the prosecutor must present evidence sufficient to establish probable cause that a federal offense was committed and that…
Preliminary Examination ReportA report notifying an applicant of the results of an International Preliminary Examination. MPEP 1860.
Preliminary StatementIn an interference proceeding, a statement made under oath that sets out who made an invention and where and when it was made. MPEP 2321, MPEP 2322.
primary examinera patent examiner who is fully authorized to sign office actions (signatory authority) regarding patentability
Principal Registerprimary trademark register of the USPTO. When a mark has been registered on the Principal Register, the mark is entitled to all the rights provided by the…
PrinTEASa former feature of the USPTO's electronic filing system that allowed applicants to complete a trademark application on-line, and then print it out for…
prior artit's what we live for! It is technology or knowledge of technology, existing in the public domain, in the form of existing patents, trade publications…
Prior Public UseDisplay of an unpatented invention under circumstances in which the invention enters the public domain. MPEP 2133.01(a).
prior-art statementAlso known as an information disclosure statement, this is a document filed in the U.S.
priorityThe Bankruptcy Code's statutory ranking of unsecured claims that determines the order in which unsecured claims will be paid if there is not enough money…
priority actiona letter in which an examining attorney sets forth specific requirements that the applicant must meet before an application can be approved for…
priority claimAn unsecured claim that is entitled to be paid ahead of other unsecured claims that are not entitled to priority status.
Priority DateThe filing date of the first patent application disclosing an invention, which filing date has occurred no more than 12 months before the filing date of a…
Priority DocumentA certified copy of a patent application filed no more than 12 months before the filing date of the later-filed application claiming the priority date of…
PRMPerformance Reference Model - a standardized framework to measure the performance of major IT investments and their contribution to program performance --…
pro seA nonlawyer who represents himself or herself in a court proceeding.
Pro se ApplicantAn applicant for patent (inventor) who is representing himself/herself. MPEP 401, MPEP 707.07(j).
processA method of making something, a process of operating something or a process of using something. Under U.S. law, one of the statutory classes of inventions.
ProductA machine, an article of manufacture or a composition of matter. See Machine, Article of Manufacture, Composition of Matter. MPEP 2106.
Product By Process ClaimA patent claim that describes a product invention by descibing the process that is used to make it.
Product of NatureA thing occurring in nature that is substantially unaltered by Man. An essentially pure culture of a microorganism does not occur in nature and is not…