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Official data from INPI

APERFEIÇOAMENTO EM SISTEMA DE CÂMARA DE COMPRESSÃO PARA ABASTECER AGENTES DE LIMPEZA POR JATEAMENTO SOB PRESSÃO

Em AnáliseInvention Patent

Application data

Number

PI8706679

Type

Invention Patent

Filing

12/09/1987

Publication

07/19/1988

Progress at the INPI

  1. Filing12/09/87
  2. Publication07/19/88
  3. Examination11/07/89
  4. Allowance03/17/92
  5. Abandoned
  6. In force

The application was allowed on 03/17/1992 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: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Progressive Blasting Systems, Inc.

US

Inventors

L. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

940.249 · 12/10/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/07/1989

RPI 994

Publicação do pedido de patente

#3.1

07/19/1988

RPI 926

Pedido de patente depositado

#2.1

03/01/1988

RPI 906

Arquivamento - Art. 38 §2° da LPI

#11.4

01/12/1993

RPI 1154

Notificação para pagamento de retribuição

#13.1

09/01/1992

RPI 1135

Deferimento

#9.1

03/17/1992

RPI 1111

Exigência - art. 36 da LPI

#6.1

08/13/1991

RPI 1080

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