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Official data from INPI

PULVERIZADOR AUTO-PRESSURIZÁVEL

ConcedidaInvention Patent

Application data

Number

PI8204830

Type

Invention Patent

Filing

08/17/1982

Publication

03/27/1984

Progress at the INPI

  1. Filing08/17/82
  2. Publication03/27/84
  3. Examination06/19/84
  4. Allowance10/01/85
  5. Grant06/24/86
  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.

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Latest action published by the INPI: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Brudden Equipamentos Ltda

SP, BR

See this company's full portfolio

Inventors

T. N. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

03/18/1986

RPI 804

Deferimento

#9.1

10/01/1985

RPI 780

Exigência - art. 36 da LPI

#6.1

01/22/1985

RPI 744

Solicitação de exame técnico

#4.1

06/19/1984

RPI 713

Publicação do pedido de patente

#3.1

03/27/1984

RPI 701

Pedido de patente depositado

#2.1

10/05/1982

RPI 624

Carta-patente expirada

#21.1

Patente extinta em 17/08/97

07/01/2008

RPI 1956

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