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Official data from INPI

TRANSPORTADOR PNEUMATICO A VACUO E RESPECTIVO CARTUCHO TRANSPORTADOR

ConcedidaInvention Patent
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Application data

Number

PI8104836

Type

Invention Patent

Filing

07/27/1981

Publication

03/01/1983
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Progress at the INPI

  1. Filing07/27/81
  2. Publication03/01/83
  3. Examination11/05/85
  4. Allowance05/10/88
  5. Grant11/29/88
  6. Terminated06/27/95

The patent was granted on 11/29/1988 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: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CO BRASILEIRA DE PROJETOS IND [BR]

Inventors

A. D. (pessoa física)

Technical data

IPC Classification

B65G 54/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/29/1988

RPI 945

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/10/1988

RPI 916

14.7

01/05/1988

RPI 898

Retificação

#15.6

08/11/1987

RPI 877

15.4

06/09/1987

RPI 868

Exigência - art. 36 da LPI

#6.1

10/07/1986

RPI 833

Solicitação de exame técnico

#4.1

11/05/1985

RPI 785

Solicitação de exame não realizada

#4.2

02/12/1985

RPI 747

Publicação do pedido de patente

#3.1

03/01/1983

RPI 645

Anuidade - prazo legal encerrado

#18.2

06/27/1995

RPI 1282

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