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Official data from INPI

CAMISA PARA MÁQUINA DE SOPRAR MACHOS DE AREIA.

Em AnáliseUtility Model

Application data

Number

MU6000872

Type

Utility Model

Filing

07/18/1980

Publication

03/16/1982

Progress at the INPI

  1. Filing07/18/80
  2. Publication03/16/82
  3. Examination06/22/82
  4. Allowance02/14/84
  5. Grant08/28/84
  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.

Talk to a specialist

Latest action published by the INPI: 01/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fundição Tupy S/A

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Inventors

M. G. (pessoa física)

S. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

01/12/1988

RPI 899

Pedido de licença compulsória

#20.1

01/05/1988

RPI 898

20.4

12/01/1987

RPI 893

20.4

11/10/1987

RPI 890

Concessão da patente

#16.1

08/28/1984

RPI 723

Notificação para pagamento de retribuição

#13.1

06/05/1984

RPI 711

Deferimento

#9.1

02/14/1984

RPI 695

Republicação - classificação IPC

#15.11

09/13/1983

RPI 673

Exigência - art. 36 da LPI

#6.1

08/16/1983

RPI 669

Solicitação de exame técnico

#4.1

06/22/1982

RPI 609

Publicação do pedido de patente

#3.1

03/16/1982

RPI 595

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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