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Official data from INPI

DISPOSIÇÃO INTRODUZIDA EM BOMBA DE DIAFRAGMA

ConcedidaUtility Model
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Application data

Number

MU6401660

Type

Utility Model

Filing

10/05/1984

Publication

05/13/1986
View on INPI

Progress at the INPI

  1. Filing10/05/84
  2. Publication05/13/86
  3. Examination08/05/86
  4. Allowance03/28/89
  5. Grant10/24/89
  6. Expired11/22/94

The letters patent expired on 11/22/1994: 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Montemor Indústria e Comércio Ltda.

SP, BR

Inventors

S. C. (pessoa física)

BR

Technical data

IPC Classification

F02M 37/06

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/24/1989

RPI 992

Notificação para pagamento de retribuição

#13.1

07/18/1989

RPI 978

Deferimento

#9.1

03/28/1989

RPI 962

Republicação - classificação IPC

#15.11

01/10/1989

RPI 951

Republicação - classificação IPC

#15.11

09/27/1988

RPI 936

Exigência - art. 36 da LPI

#6.1

08/30/1988

RPI 932

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação do pedido de patente

#3.1

05/13/1986

RPI 812

Pedido de patente depositado

#2.1

01/08/1985

RPI 742

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

Pedido de licença compulsória

#20.1

10/16/1990

RPI 1037

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