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Official data from INPI

PROCESSO PARA PRODUÇÃO SELETIVA DE 3-METILPIRIDINA

Arquivada/ExtintaInvention PatentPCT · US1989002971

Application data

Number

PI8907541

Type

Invention Patent

Filing

07/07/1989

Publication

06/11/1991

PCT

US1989002971

Progress at the INPI

  1. Filing07/07/89
  2. Publication06/11/91
  3. Examination03/24/92
  4. Allowance08/26/97
  5. Grant08/25/98
  6. Expired12/26/12

The letters patent expired on 12/26/2012: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/26/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Reilly Industries, Inc

US

See this company's full portfolio

Inventors

G. G. (pessoa física)

US

R. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

217.686 · 07/11/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 07/07/2009

12/26/2012

RPI 2190

Concessão da patente

#16.1

08/25/1998

RPI 1444

Deferimento

#9.1

08/26/1997

RPI 1395

Exigência - art. 36 da LPI

#6.1

10/01/1996

RPI 1348

Solicitação de exame técnico

#4.1

03/24/1992

RPI 1112

Notificação de entrada na fase nacional - PCT

#1.3

06/11/1991

RPI 1071

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