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Official data from INPI

BUCHA DE EXPANSAO

Em AnáliseInvention Patent

Application data

Number

PI8400192

Type

Invention Patent

Filing

01/18/1983

Publication

08/21/1984

Progress at the INPI

  1. Filing01/18/83
  2. Publication08/21/84
  3. Examination01/08/85
  4. Allowance10/14/86
  5. Grant06/30/87
  6. Terminated10/16/90

The patent was granted on 06/30/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 02/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

FISCHER ARTUR DR H C [DE]

Inventors

F. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

02/09/1988

RPI 903

20.10

01/26/1988

RPI 901

20.4

11/10/1987

RPI 890

Concessão da patente

#16.1

06/30/1987

RPI 871

Republicação - classificação IPC

#15.11

04/28/1987

RPI 862

Notificação para pagamento de retribuição

#13.1

03/10/1987

RPI 855

Deferimento

#9.1

10/14/1986

RPI 834

Exigência - art. 36 da LPI

#6.1

03/25/1986

RPI 805

Solicitação de exame técnico

#4.1

01/08/1985

RPI 742

Publicação do pedido de patente

#3.1

08/21/1984

RPI 722

Pedido de patente depositado

#2.1

03/20/1984

RPI 700

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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