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Official data from INPI

BRITADOR CONICO POR INERCIA

Concessão AnuladaInvention Patent
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Application data

Number

PI8105501

Type

Invention Patent

Filing

08/28/1981

Publication

04/05/1983
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Progress at the INPI

  1. Filing08/28/81
  2. Publication04/05/83
  3. Examination12/27/83
  4. Allowance02/12/85
  5. Grant08/27/85
  6. Terminated11/08/94

The patent was granted on 08/27/1985 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: 10/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SP K BJURO KONSTRUIROVANIJU TE [SU]

VNI I PROTEKTNY I [SU]

Inventors

A. (pessoa física)

I. G. (pessoa física)

I. N. (pessoa física)

M. S. (pessoa física)

Z. P. (pessoa física)

Technical data

IPC Classification

B02C 2/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.3

10/29/1985

RPI 784

Concessão da patente

#16.1

08/27/1985

RPI 775

Notificação para pagamento de retribuição

#13.1

06/11/1985

RPI 764

Deferimento

#9.1

02/12/1985

RPI 747

Solicitação de exame técnico

#4.1

12/27/1983

RPI 688

Publicação do pedido de patente

#3.1

04/05/1983

RPI 650

Pedido de patente depositado

#2.1

10/06/1981

RPI 572

Anuidade - prazo legal encerrado

#18.2

11/08/1994

RPI 1249

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