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Official data from INPI

ESTRUTURA DE MOLDE APERFEIÇOADA PARA A PRODUÇÃO DE UM CONJUNTO DE JANELA ENCAPSULADO

PublicadaInvention Patent

Application data

Number

PI8701951

Type

Invention Patent

Filing

04/24/1987

Publication

02/02/1988

Progress at the INPI

  1. Filing04/24/87
  2. Publication02/02/88
  3. Examination08/21/90
  4. Allowance07/04/95
  5. Grant11/28/95
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 02/02/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Libbey-Owens-Ford Co

US

See this company's full portfolio

Inventors

T. G. (pessoa física)

US

W. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

855.966 · 04/25/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/02/1988

RPI 902

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Carta-patente expirada

#21.1

Patente extinta em 24/04/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

11/28/1995

RPI 1304

Deferimento

#9.1

07/04/1995

RPI 1283

Exigência - art. 36 da LPI

#6.1

12/20/1994

RPI 1255

Solicitação de exame técnico

#4.1

08/21/1990

RPI 1029

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