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Official data from INPI

COMPOSIÇÕES PRAGUICIDAS

Em AnáliseInvention Patent

Application data

Number

PI8204795

Type

Invention Patent

Filing

08/17/1982

Publication

08/02/1983

Progress at the INPI

  1. Filing08/17/82
  2. Publication08/02/83
  3. Examination11/26/85
  4. Allowance01/16/90
  5. Grant08/28/90
  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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. A. (pessoa física)

DE

See this company's full portfolio

Inventors

D. S. (pessoa física)

DE

D. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 32 610.2 · 08/18/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

102

09/26/1989

RPI 988

Pedido de recurso

#12.3

05/16/1989

RPI 969

11.3

01/31/1989

RPI 954

Exigência - art. 36 da LPI

#6.1

05/24/1988

RPI 918

Solicitação de exame técnico

#4.1

11/26/1985

RPI 788

Publicação do pedido de patente

#3.1

08/02/1983

RPI 667

Pedido de patente depositado

#2.1

09/28/1982

RPI 623

Carta-patente expirada

#21.1

Patente extinta em 17/08/97

07/01/2008

RPI 1956

Concessão da patente

#16.1

08/28/1990

RPI 1030

Notificação para pagamento de retribuição

#13.1

05/08/1990

RPI 1017

Deferimento

#9.1

01/16/1990

RPI 1002

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