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Official data from INPI

APARELHO PARA LAMINAÇÃO E MOLDAGEM DE ESPUMA.

Em AnáliseInvention Patent

Application data

Number

PI8607071

Type

Invention Patent

Filing

12/30/1986

Publication

04/05/1988

Progress at the INPI

  1. Filing12/30/86
  2. Publication04/05/88
  3. Examination11/21/89
  4. Allowance06/14/94
  5. Grant01/31/95
  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: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Astechnologies, Inc.

US

Inventors

A. S. (pessoa física)

US

G. E. (pessoa física)

US

M. A. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

831.514 · 12/31/1985

US

86/02807 · 12/30/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/21/1989

RPI 996

Notificação de entrada na fase nacional - PCT

#1.3

04/05/1988

RPI 911

Carta-patente expirada

#21.1

Patente extinta em 30/12/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

01/31/1995

RPI 1261

Notificação para pagamento de retribuição

#13.1

10/18/1994

RPI 1246

Deferimento

#9.1

06/14/1994

RPI 1228

Exigência - art. 36 da LPI

#6.1

06/15/1993

RPI 1176

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