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Official data from INPI

MUNIÇÃO CINÉTICA DE SUB-CALIBRE

Prazo de SigiloInvention Patent

Application data

Number

PI8802642

Type

Invention Patent

Filing

05/26/1988

Publication

01/09/1990

Progress at the INPI

  1. Filing05/26/88
  2. Publication01/09/90
  3. Examination02/25/92
  4. Allowance03/09/93
  5. Grant11/30/93
  6. Terminated10/24/95

The patent was granted on 11/30/1993 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Engesa Engenheiros Especializados S/A

SP, BR

Inventors

J. R. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

10/25/1988

RPI 940

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

11/30/1993

RPI 1200

Notificação para pagamento de retribuição

#13.1

06/29/1993

RPI 1178

Deferimento

#9.1

03/09/1993

RPI 1162

Solicitação de exame técnico

#4.1

02/25/1992

RPI 1108

Publicação do pedido de patente

#3.1

01/09/1990

RPI 1001

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