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Official data from INPI

DISPOSIÇÃO INTRODUZIDA EM REDUTOR DE PRESSÃO PARA GÁS METANO E GLP/

PublicadaUtility Model

Application data

Number

MU6801394

Type

Utility Model

Filing

06/29/1988

Publication

07/25/1989

Progress at the INPI

  1. Filing06/29/88
  2. Publication07/25/89
  3. Examination08/14/90
  4. Allowance05/11/93
  5. Grant11/30/93
  6. Terminated10/31/95

The patent was granted on 11/30/1993 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rodagás Equipamentos Automotivo a Gás Liquefeito de Petróleo Ltda

SP, BR

See this company's full portfolio

Inventors

S. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação antecipada

#3.2

07/25/1989

RPI 979

Pedido de patente depositado

#2.1

05/16/1989

RPI 969

Anuidade - prazo legal encerrado

#18.2

10/31/1995

RPI 1300

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

14.1

05/07/1991

RPI 1066

Solicitação de exame técnico

#4.1

08/14/1990

RPI 1028

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