MPEP § 1819 — Earlier Search (Annotated Rules)

§1819 Earlier Search

USPTO MPEP version: BlueIron's Update: 2025-12-31

This page consolidates and annotates all enforceable requirements under MPEP § 1819, including statutory authority, regulatory rules, examiner guidance, and practice notes. It is provided as guidance, with links to the ground truth sources. This is information only, it is not legal advice.

Earlier Search

This section addresses Earlier Search. Primary authority: 37 CFR 1.104(a)(3). Contains: 5 requirements, 1 permission, and 1 other statement.

Key Rules

Topic

Examiner's Action (37 CFR 1.104)

2 rules
StatutoryInformativeAlways
[mpep-1819-b956f649ae0f0f3bd9f64ab1]
International-Type Search Required for U.S. National Applications Filed After June 1, 1978
Note:
The USPTO performs an international-type search on all U.S. national applications filed after June 1, 1978, without requiring a specific request from the applicant.

The United States Patent and Trademark Office performs an international-type search on all U.S. national applications filed on and after June 1, 1978. No specific request by the applicant is required and no number identifying the international-type search is assigned by the Office. See 37 CFR 1.104(a)(3).

Jump to MPEP Source · 37 CFR 1.104(a)(3)Examiner's Action (37 CFR 1.104)Examination Procedures
StatutoryRequiredAlways
[mpep-1819-85af94dd77bf2300f0aa01c1]
No Request Needed for International-Type Search
Note:
The Office performs an international-type search on all U.S. national applications without requiring a specific request from the applicant.

The United States Patent and Trademark Office performs an international-type search on all U.S. national applications filed on and after June 1, 1978. No specific request by the applicant is required and no number identifying the international-type search is assigned by the Office. See 37 CFR 1.104(a)(3).

Jump to MPEP Source · 37 CFR 1.104(a)(3)Examiner's Action (37 CFR 1.104)Examination Procedures
Topic

Nationals and Residents

2 rules
MPEP GuidanceRequiredAlways
[mpep-1819-f9a2481bfaeb8b2b8bf4b82d]
Request for Earlier Search Results to be Considered in International Search
Note:
The applicant must request the International Searching Authority to consider results of an earlier search and specify the relevant authority, application, and language if different.
If the applicant wishes the International Searching Authority to take into account, in carrying out the international search, the results of an earlier international, international-type or national search carried out by the same or another International Searching Authority or by a national Office (“earlier search”):
  • (i) the request shall so indicate and shall specify the Authority or Office concerned and the application in respect of which the earlier search was carried out;
  • (ii) the request may, where applicable, contain a statement to the effect that the international application is the same, or substantially the same, as the application in respect of which the earlier search was carried out, or that the international application is the same, or substantially the same, as that earlier application except that it is filed in a different language.
Jump to MPEP SourceNationals and ResidentsReceiving Office (RO/US)International Searching Authority (ISA)
MPEP GuidanceRequiredAlways
[mpep-1819-c91f83e04bda9d027cb720d2]
Submit Copy of Earlier Search Results with Application
Note:
Applicants must submit a copy of the results from an earlier search, conducted by any International Searching Authority or national Office, along with their international application.

(a) Where the applicant has, under Rule 4.12, requested the International Searching Authority to take into account the results of an earlier search carried out by the same or another International Searching Authority or by a national Office, the applicant shall, subject to paragraphs (c) to (f), submit to the receiving Office, together with the international application, a copy of the results of the earlier search, in whatever form (for example, in the form of a search report, a listing of cited prior art or an examination report) they are presented by the Authority or Office concerned.

Jump to MPEP SourceNationals and ResidentsReceiving Office (RO/US)International Searching Authority (ISA)
Topic

Effect of International Filing

2 rules
MPEP GuidancePermittedAlways
[mpep-1819-1baf26ac619e09a11392e21f]
International Application Same as Earlier Search Except Language
Note:
The request may state that the international application is the same or substantially the same as an earlier search, except for a different language.

If the applicant wishes the International Searching Authority to take into account, in carrying out the international search, the results of an earlier international, international-type or national search carried out by the same or another International Searching Authority or by a national Office (“earlier search”):

(ii) the request may, where applicable, contain a statement to the effect that the international application is the same, or substantially the same, as the application in respect of which the earlier search was carried out, or that the international application is the same, or substantially the same, as that earlier application except that it is filed in a different language.

Jump to MPEP SourceEffect of International FilingInternational Searching Authority (ISA)Priority Claim in PCT
MPEP GuidanceRequiredAlways
[mpep-1819-a7f6d9f4c75d8fca046bea34]
Same Application No Copy or Translation Required
Note:
If the international application is the same or substantially the same as an earlier application, no copy or translation of the earlier search results and application is required.

(e) Where the request contains a statement under Rule 4.12(ii) to the effect that the international application is the same, or substantially the same, as the application in respect of which the earlier search was carried out, or that the international application is the same, or substantially the same, as that earlier application except that it is filed in a different language, no copy or translation referred to in paragraphs (b)(i) and (ii) shall be required to be submitted under those paragraphs.

Jump to MPEP SourceEffect of International FilingPriority Claim in PCTRequest Content and Form
Topic

Period for Reply (37 CFR 1.134)

1 rules
MPEP GuidanceRequiredAlways
[mpep-1819-eb8fe91f63b31b7b2e7186d6]
Requirement for Furnishing Earlier Application and Search Results
Note:
The International Searching Authority may request the applicant to provide a copy of the earlier application, its translation if necessary, and any cited documents within a reasonable time limit.
(b) The International Searching Authority may, subject to paragraphs (c) to (f), invite the applicant to furnish to it, within a time limit which shall be reasonable under the circumstances:
  • (i) a copy of the earlier application concerned;
  • (ii) where the earlier application is in a language which is not accepted by the International Searching Authority, a translation of the earlier application into a language which is accepted by that Authority;
  • (iii) where the results of the earlier search are in a language which is not accepted by the International Searching Authority, a translation of those results into a language which is accepted by that Authority;
  • (iv) a copy of any document cited in the results of the earlier search.
Jump to MPEP SourcePeriod for Reply (37 CFR 1.134)
Topic

Maintenance Fee Amounts

1 rules
MPEP GuidanceRequiredAlways
[mpep-1819-446ac74ddbc71c3c2a12af52]
Request for Search Copies by Receiving Office
Note:
The applicant can request the receiving office to prepare and transmit search copies to the International Searching Authority instead of submitting them, subject to a fee.

(c) Where the earlier search was carried out by the same Office as that which is acting as the receiving Office, the applicant may, instead of submitting the copies referred to in paragraphs (a) and (b)(i) and (iv), indicate the wish that the receiving Office prepare and transmit them to the International Searching Authority. Such request shall be made in the request and may be subjected by the receiving Office to the payment to it, for its own benefit, of a fee.

Jump to MPEP SourceMaintenance Fee AmountsMaintenance Fee PaymentFee Requirements

Citations

Primary topicCitation
Examiner's Action (37 CFR 1.104)37 CFR § 1.104(a)(3)

Source Text from USPTO’s MPEP

This is an exact copy of the MPEP from the USPTO. It is here for your reference to see the section in context.

BlueIron Last Updated: 2025-12-31