Introduction
Datafields to be searched are specified by appending a “dot-code-dot” syntax onto the end of a search term. For example, to search for the word “laser” in the Title data field, the user would enter laser.ti. into the Search Form. These codes are not case-sensitive. Listed below are several of the more commonly used data fields in EAST. Click here for a complete list of searchable indexes in the USPAT database. Click here for a complete list of searchable indexes in the Derwent database.
| Datafield |
"Dot-Code-Dot” Syntax |
Example |
| Title |
.TI. |
laser.TI. |
| Abstract |
.AB. |
diode.AB. |
| Claims |
.CLM. |
transistor.CLM. |
| Assignee |
.AS. |
Fairchild.AS. |
| Patent Number |
.PN. |
6224589.PN. |
| Application Number |
.AP. |
461090.AP. |
| Current Classification |
.CCLS. |
372068.CCLS. |
| Assistant examiner |
.XA. |
Smith.XA. |
| Primary examiner |
.XP. |
Rodriguez.XP. |
| Attorney Agent or firm |
.ATT. |
(Oblon and Spivak).ATT. |
| Issue Date |
.PD. |
20080108.PD. |
| Filing Date |
.AD. |
20040415.AD. |
| Issue Year |
.PY. |
1994.PY. |
| Filing Year |
.AY. |
1989.AY. |
| Inventor Information |
| Inventor Name |
.IN. |
Kamen.IN. |
| Inventor Country |
.INCO. |
Switzerland.INCO. |
| Inventor City |
.INCI. |
Bern.INCI. |
| Related U.S. Application Data |
| Related Application Number |
.RLAN. |
725956.RLAN. |
| Related Patent Number |
.RLPN. |
5896154.RLPN. |
| Related Application Date |
.RLAD. |
19980517.RLAD. |
| Foreign Application Priority Data |
| Priority Application Number |
.PRAN. |
8911017.PRAN. |
| Priority Application Date |
.PRAD. |
20010328.PRAD. |
| Priority Country |
.PRCO. |
GB.PRCO. |
| Classification Information |
| Current US Class |
.ICLS. |
372.ICLS. |
| Current US Class/Subclass |
.CCLS. |
372/22.CCLS. |
| Current IPC Class |
.IPC. |
C07F930.IPC. |
| References Cited |
| US Patent Reference |
.UREF. |
4267885.UREF. |
| Foreign Patent Reference |
.FREF. |
0181833.FREF. |
| Foreign Publication Date |
.FRPD. |
19990522.FRPD. |
