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Official data from INPI

PROCESSO PARA REDUZIR O TAMANHO DE PARTÍCULA DE UM PÓ INICIAL DE CARBURETO DE SILÍCIO

Em AnáliseInvention Patent

Application data

Number

PI8601631

Type

Invention Patent

Filing

04/10/1986

Publication

12/16/1986

Progress at the INPI

  1. Filing04/10/86
  2. Publication12/16/86
  3. Examination11/16/88
  4. Allowance08/24/93
  5. Abandoned
  6. In force

The application was allowed on 08/24/1993 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. C. (pessoa física)

US

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Inventors

T. K. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

722.272 · 04/11/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/16/1988

RPI 943

Publicação do pedido de patente

#3.1

12/16/1986

RPI 843

Pedido de patente depositado

#2.1

10/29/1986

RPI 836

Arquivamento - Art. 38 §2° da LPI

#11.4

06/07/1994

RPI 1227

Notificação para pagamento de retribuição

#13.1

02/08/1994

RPI 1210

Deferimento

#9.1

08/24/1993

RPI 1186

Exigência - art. 36 da LPI

#6.1

11/17/1992

RPI 1146

Exigência - art. 36 da LPI

#6.1

06/18/1991

RPI 1072

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