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Official data from INPI

FERRAMENTA PARA CORTE DE TUBOS

Em AnáliseInvention Patent

Application data

Number

PI8805372

Type

Invention Patent

Filing

10/13/1988

Publication

02/08/1989

Progress at the INPI

  1. Filing10/13/88
  2. Publication02/08/89
  3. Examination06/06/89
  4. Allowance11/26/91
  5. Grant09/29/92
  6. Terminated10/24/95

The patent was granted on 09/29/1992 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: 06/06/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Kadron S/A

SP, BR

Inventors

S. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/06/1989

RPI 972

Publicação antecipada

#3.2

02/08/1989

RPI 955

Pedido de patente depositado

#2.1

01/31/1989

RPI 954

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

09/29/1992

RPI 1139

Notificação para pagamento de retribuição

#13.1

04/14/1992

RPI 1115

Deferimento

#9.1

11/26/1991

RPI 1095

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