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Official data from INPI

CONJUNTO DE ANCORAGEM

Em ExigênciaInvention Patent

Application data

Number

PI8604737

Type

Invention Patent

Filing

01/21/1986

Publication

08/04/1987

Progress at the INPI

  1. Filing01/21/86
  2. Publication08/04/87
  3. Examination04/05/88
  4. Allowance08/07/90
  5. Grant02/26/91
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 06/20/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mechanical Plastics Corp.

US

See this company's full portfolio

Inventors

N. G. (pessoa física)

US

T. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

694.543 · 01/24/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

06/20/1989

RPI 974

Solicitação de exame técnico

#4.1

04/05/1988

RPI 911

Notificação de entrada na fase nacional - PCT

#1.3

08/04/1987

RPI 876

Carta-patente expirada

#21.1

Patente extinta em 21/01/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

02/26/1991

RPI 1056

Notificação para pagamento de retribuição

#13.1

11/20/1990

RPI 1042

Deferimento

#9.1

08/07/1990

RPI 1027

Exigência - art. 36 da LPI

#6.1

03/01/1990

RPI 1007

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