(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

CRISTALIZAÇÃO DE ISÔMEROS ÓTICOS DE ANTAGONISTAS LEUCOTRIÊNICOS

ArquivadaInvention PatentPCT · US1992010583

Application data

Number

PI9207022

Type

Invention Patent

Filing

12/11/1992

Publication

12/12/1995

PCT

US1992010583

Progress at the INPI

  1. Filing12/11/92
  2. Publication12/12/95
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 12/11/1992 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 04/09/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. C. (pessoa física)

US

See this company's full portfolio

Inventors

R. M. (pessoa física)

US

Technical data

Priority claims

US

07/806,031 · 12/12/1991

Abstract

A presente invenção refere-se a certos sais amínicos de antagonistas leucotriênicos e ao uso de uma amina para formar estes sais como um meio para cristalizar seletivamente isômeros óticos dos antagonistas leutotriênicos aqui relatados.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

04/09/1996

RPI 1323

Notificação de entrada na fase nacional - PCT

#1.3

12/12/1995

RPI 1306

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.