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Official data from INPI

CABEÇOTE ATOMIZADOR PARA A APLICAÇÃO DE UM MATERIAL DE COMPONENTES MÚLTIPLOS ATRAVÉS DE GÁS

PublicadaInvention Patent

Application data

Number

PI8803797

Type

Invention Patent

Filing

07/29/1988

Publication

02/21/1989

Progress at the INPI

  1. Filing07/29/88
  2. Publication02/21/89
  3. Examination04/02/91
  4. Allowance07/27/93
  5. Grant03/29/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 02/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

J. Z. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P37255533 · 08/01/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/21/1989

RPI 957

Pedido de patente depositado

#2.1

01/03/1989

RPI 950

Carta-patente expirada

#21.1

Patente extinta em 29/07/2003

09/02/2008

RPI 1965

Republicação - classificação IPC

#15.11

03/01/1995

RPI 1265

Concessão da patente

#16.1

03/29/1994

RPI 1217

Deferimento

#9.1

07/27/1993

RPI 1182

Solicitação de exame técnico

#4.1

04/02/1991

RPI 1061

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