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Official data from INPI

PROCESSO DE FABRICAR UM MATERIAL EM FOLHA ESPUMOSO, APARELHO PARA FORMAR UMA RESINA TERMOPLÁSTICA EM UMA FOLHA ESPUMOSA E FOLHAS DE ESPUMA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9003603

Type

Invention Patent

Filing

07/25/1990

Publication

12/17/1991

Progress at the INPI

  1. Filing07/25/90
  2. Publication12/17/91
  3. Examination03/17/92
  4. Allowance08/24/99
  5. Grant06/13/00
  6. Expired01/22/13

The letters patent expired on 01/22/2013: 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: 01/22/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Owens-Illinois Plastic Products Inc

US

Inventors

J. K. (pessoa física)

US

M. B. (pessoa física)

US

Technical data

Priority claims

US

538.291 · 06/14/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 25/07/2010

01/22/2013

RPI 2194

Concessão da patente

#16.1

06/13/2000

RPI 1536

Deferimento

#9.1

08/24/1999

RPI 1494

Exigência - art. 36 da LPI

#6.1

05/26/1998

RPI 1431

Solicitação de exame técnico

#4.1

03/17/1992

RPI 1111

Publicação do pedido de patente

#3.1

12/17/1991

RPI 1098

Pedido de patente depositado

#2.1

01/29/1991

RPI 1052

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