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Official data from INPI

APERFEICOAMENTO EM BOMBA DE COMBUSTIVEL COM ACIONAMENTO MANUAL

ConcedidaUtility Model
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Application data

Number

MU6000690

Type

Utility Model

Filing

06/12/1980

Publication

02/09/1982
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Progress at the INPI

  1. Filing06/12/80
  2. Publication02/09/82
  3. Examination06/01/82
  4. Allowance02/21/84
  5. Grant10/30/84
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 10/30/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. A. (pessoa física)

Inventors

D. A. (pessoa física)

Technical data

IPC Classification

F02M 39/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/30/1984

RPI 732

14.4

07/10/1984

RPI 716

Notificação para pagamento de retribuição

#13.1

06/12/1984

RPI 712

Republicação - classificação IPC

#15.11

05/02/1984

RPI 706

Deferimento

#9.1

02/21/1984

RPI 696

Republicação - classificação IPC

#15.11

01/10/1984

RPI 690

Exigência - art. 36 da LPI

#6.1

08/30/1983

RPI 671

Solicitação de exame técnico

#4.1

06/01/1982

RPI 606

Publicação do pedido de patente

#3.1

02/09/1982

RPI 590

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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