Can I manually specify which field I want to search in?

Yes you can, if you want to manually edit your query at any time, feel free. If you do not use a field code, CAS Scientific Patent Explorer will search throughout the full text of the document.

These are some of the most used field codes:

Field Name

Field Code Example

Title

TTL:car

Abstract

ABST:car

Claims

CLMS:car

Description

DESC:car

Application Date

APD:[20010101 TO 20011231]

Publication Date

PBD:[20010101 TO 20011231]

Priority Date

PRIORITY_DATE:[20010101 TO 20011231]

Issue Date

ISD:[20200101 TO 20201231]

Publication Number

PN:US123456

Application Number

APNO:US10/123456

Priority Number

PRNO:(JP27518595)

Kind Code

KD:(B2)

International Classification (IPC)

IPC:A61K

Main IPC

MIPC:A61K

Cooperative Classification (CPC)

CPC:G10L15/193

FI (JP patents only.)

FI:C12N5/00.A

F-Term (JP patents only.)

FTERM:4B024/HA11

Current Assignee

ANC:MICROSOFT

Original Assignee (Applicant)

AN:MICROSOFT

Inventor Name

IN:"STRONG ROBERT D."

Agency

ATC:"KPPB LLP"

Primary Examiner

PE:"MACDONALD, ALLEN R."

Assistant Examiner (Available for US patents only.)

AE:"SARTORI, MICHAEL A."

Priority Country

PRIORITY_COUNTRY:US

Authority

AUTHORITY:US

You can take a look at the full list of fields here: Search Helper

Back to FAQs