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Official data from INPI

APERFEICOAMENTOS EM PULVERIZADOR COSTAL

Em AnáliseInvention Patent

Application data

Number

PI8206617

Type

Invention Patent

Filing

11/11/1982

Publication

06/19/1984

Progress at the INPI

  1. Filing11/11/82
  2. Publication06/19/84
  3. Examination11/27/84
  4. Allowance08/20/85
  5. Grant04/29/86
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 11/10/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. U. (pessoa física)

Inventors

U. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

201

11/10/1987

RPI 890

Pedido de licença voluntária

#17.1

06/09/1987

RPI 868

Concessão da patente

#16.1

04/29/1986

RPI 810

Notificação para pagamento de retribuição

#13.1

12/24/1985

RPI 792

Deferimento

#9.1

08/20/1985

RPI 774

Solicitação de exame técnico

#4.1

11/27/1984

RPI 736

Publicação do pedido de patente

#3.1

06/19/1984

RPI 713

Pedido de patente depositado

#2.1

01/04/1983

RPI 637

Carta-patente expirada

#21.1

Patente extinta em 11/11/97

08/19/2008

RPI 1963

Pedido de licença compulsória

#20.1

10/02/1990

RPI 1035

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