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Official data from INPI

DISPOSITIVO PRODUTOR DE ESPUMA

Arquivada/ExtintaUtility Model

Application data

Number

MU6802044

Type

Utility Model

Filing

09/14/1988

Publication

05/01/1990

Progress at the INPI

  1. Filing09/14/88
  2. Publication05/01/90
  3. Examination09/04/90
  4. Allowance05/11/93
  5. Grant11/30/93
  6. Expired09/25/01

The letters patent expired on 09/25/2001: 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: 09/25/2001. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. C. (pessoa física)

RJ, BR

J. B. (pessoa física)

RJ, BR

Inventors

F. C. (pessoa física)

BR

J. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 14/09/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).

09/25/2001

RPI 1603

Concessão da patente

#16.1

11/30/1993

RPI 1200

Notificação para pagamento de retribuição

#13.1

09/21/1993

RPI 1190

Deferimento

#9.1

05/11/1993

RPI 1171

Solicitação de exame técnico

#4.1

09/04/1990

RPI 1031

Publicação do pedido de patente

#3.1

05/01/1990

RPI 1016

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