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Official data from INPI

PROCESSO DE FABRICAÇÃO DE UMA PLACA VAZADA À BASE DE RESINA TERMOPLÁSTICA.

Arquivada/ExtintaInvention Patent

Application data

Number

PI9006509

Type

Invention Patent

Filing

12/20/1990

Publication

10/01/1991

Progress at the INPI

  1. Filing12/20/90
  2. Publication10/01/91
  3. Examination12/28/93
  4. Allowance11/11/97
  5. Grant09/29/98
  6. Expired05/28/13

The letters patent expired on 05/28/2013: 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: 05/28/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Elf Atochem S.A

FR

S. A. (pessoa física)

FR

See this company's full portfolio

Inventors

G. P. (pessoa física)

FR

P. H. (pessoa física)

FR

Technical data

Priority claims

FR

89 16974 · 12/21/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 20/12/2010

05/28/2013

RPI 2212

Concessão da patente

#16.1

09/29/1998

RPI 1449

Deferimento

#9.1

11/11/1997

RPI 1406

Exigência - art. 36 da LPI

#6.1

11/12/1996

RPI 1354

14.4

02/16/1994

RPI 1211

Solicitação de exame técnico

#4.1

12/28/1993

RPI 1204

Publicação do pedido de patente

#3.1

10/01/1991

RPI 1087

Pedido de patente depositado

#2.1

06/11/1991

RPI 1071

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