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Official data from INPI

DISTRIBUIDOR DE ASPIRAÇÃO

PublicadaInvention Patent

Application data

Number

PI8902064

Type

Invention Patent

Filing

05/02/1989

Publication

12/05/1989

Progress at the INPI

  1. Filing05/02/89
  2. Publication12/05/89
  3. Examination09/25/90
  4. Allowance06/30/92
  5. Grant03/30/93
  6. Expired12/22/09

The letters patent expired on 12/22/2009: 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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. F. (pessoa física)

DE

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Inventors

H. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 38 14 955.9 · 05/03/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/05/1989

RPI 998

Pedido de patente depositado

#2.1

06/13/1989

RPI 973

Carta-patente expirada

#21.1

Patente extinta em 02/05/2004

12/22/2009

RPI 2033

Concessão da patente

#16.1

03/30/1993

RPI 1165

Notificação para pagamento de retribuição

#13.1

11/17/1992

RPI 1146

Deferimento

#9.1

06/30/1992

RPI 1126

Solicitação de exame técnico

#4.1

09/25/1990

RPI 1034

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