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Official data from INPI

CINTA E A RESPECTIVA MAQUINA PARA CONSTRUIR TUBOS E OS TUBOS OBTIDOS

IndeferidaInvention Patent

Application data

Number

PI8105007

Type

Invention Patent

Filing

07/31/1981

Publication

03/15/1983

Progress at the INPI

Under appeal
  1. Filing07/31/81
  2. Publication03/15/83
  3. Examination05/14/85
  4. Refused02/04/86
  5. Grant
  6. In force

The application was refused by the INPI on 02/04/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 02/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RIB LOC HONG KONG [HK]

Inventors

M. O. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

02/04/1986

RPI 798

Solicitação de exame técnico

#4.1

05/14/1985

RPI 760

Publicação do pedido de patente

#3.1

03/15/1983

RPI 647

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era B29C 17/02.

03/27/2018

RPI 2464

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