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Official data from INPI

APARELHO DE VEDAÇÃO PARA VEDAR MANTA MÓVEL

Arquivada/ExtintaInvention PatentPCT · US1987002728

Application data

Number

PI8707859

Type

Invention Patent

Filing

10/19/1987

Publication

10/03/1989

PCT

US1987002728

Progress at the INPI

  1. Filing10/19/87
  2. Publication10/03/89
  3. Examination03/20/90
  4. Allowance08/15/95
  5. Grant07/30/96
  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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

US

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Inventors

B. B. (pessoa física)

US

D. L. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

922,870 · 10/24/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/03/1989

RPI 989

Carta-patente expirada

#21.1

Patente extinta em 19/10/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

07/30/1996

RPI 1339

Notificação para pagamento de retribuição

#13.1

01/30/1996

RPI 1313

Deferimento

#9.1

08/15/1995

RPI 1289

Exigência - art. 36 da LPI

#6.1

01/26/1993

RPI 1156

Solicitação de exame técnico

#4.1

03/20/1990

RPI 1010

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