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Official data from INPI

SÍNTESE ASSIMÉTRICA DE DERIVADOS DE DIIDROBENZOFURANO

ArquivadaInvention PatentPCT · US2005037894

Application data

Number

PI0516236

Type

Invention Patent

Filing

10/21/2005

Publication

08/26/2008

PCT

US2005037894

Progress at the INPI

  1. Filing10/21/05
  2. Publication08/26/08
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 10/21/2005 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: 09/21/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

WYETH

US

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Inventors

A. G. (pessoa física)

US

D. Z. (pessoa física)

US

G. S. (pessoa física)

US

Technical data

Priority claims

US

60/621,023 · 10/21/2004

Abstract

SÍNTESE ASSIMÉTRICA DE DERIVADOS DE DIIDROBENZOFURANO. Esta invenção diz respeito a um processo para a preparação de derivados de benzofurano. Em alguns aspectos, estes compostos são da fórmula 1: em que cada um de R¹, R², R³, e R^ 4^ é como definido aqui.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento definitivo - Art. 33 da LPI

#11.1.1

09/21/2010

RPI 2072

Arquivamento - Art. 33 da LPI

#11.1

05/11/2010

RPI 2053

Notificação de entrada na fase nacional - PCT

#1.3

08/26/2008

RPI 1964

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