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Official data from INPI

PROCESSO PARA A HIDROFORMILAÇÃO DE UMA OLEFINA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9005296

Type

Invention Patent

Filing

10/19/1990

Publication

09/17/1991

Progress at the INPI

  1. Filing10/19/90
  2. Publication09/17/91
  3. Examination08/17/93
  4. Allowance12/15/98
  5. Grant05/30/00
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. C. (pessoa física)

JP

M. C. (pessoa física)

JP

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Inventors

C. M. (pessoa física)

JP

H. M. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

272275/1989 · 10/19/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 19/10/2010

05/21/2013

RPI 2211

Concessão da patente

#16.1

05/30/2000

RPI 1534

Deferimento

#9.1

12/15/1998

RPI 1458

Exigência - art. 36 da LPI

#6.1

07/14/1998

RPI 1438

14.4

11/12/1996

RPI 1354

Solicitação de exame técnico

#4.1

08/17/1993

RPI 1185

Publicação do pedido de patente

#3.1

09/17/1991

RPI 1085

Pedido de patente depositado

#2.1

04/16/1991

RPI 1063

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