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Official data from INPI

APARELHO DE PREFERÊNCIA APARELHO DOMÉSTICO , PARA A FABRICAÇÃO DE SORVETE CREMOSO

Em AnáliseInvention Patent

Application data

Number

PI8202178

Type

Invention Patent

Filing

04/15/1982

Publication

03/29/1983

Progress at the INPI

  1. Filing04/15/82
  2. Publication03/29/83
  3. Examination06/18/85
  4. Allowance05/17/88
  5. Grant11/29/88
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. M. (pessoa física)

CH

Inventors

W. M. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

1 473 / 82 · 03/10/1982

CH

2 521/81 · 04/15/1981

CH

466/82 · 01/26/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

11/28/1989

RPI 997

Concessão da patente

#16.1

11/29/1988

RPI 945

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/17/1988

RPI 917

Exigência - art. 36 da LPI

#6.1

11/04/1986

RPI 837

Solicitação de exame técnico

#4.1

06/18/1985

RPI 765

Publicação do pedido de patente

#3.1

03/29/1983

RPI 649

Pedido de patente depositado

#2.1

06/01/1982

RPI 606

Carta-patente expirada

#21.1

Patente extinta em 15/04/97

07/01/2008

RPI 1956

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