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Official data from INPI

MÁQUINA PARA DAR ACABAMENTO EM SUPERFÍCIES E PISOS EM GERAL

Em AnáliseInvention Patent

Application data

Number

PI8600474

Type

Invention Patent

Filing

01/23/1986

Publication

11/18/1986

Progress at the INPI

  1. Filing01/23/86
  2. Publication11/18/86
  3. Examination12/02/86
  4. Allowance02/02/93
  5. Grant05/25/93
  6. Expired07/22/08

The letters patent expired on 07/22/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Betomaq Industrial Ltda.

SP, BR

Inventors

K. L. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

07/25/1989

RPI 979

Solicitação de exame técnico

#4.1

12/02/1986

RPI 841

Publicação antecipada

#3.2

11/18/1986

RPI 839

Pedido de patente depositado

#2.1

07/29/1986

RPI 823

Carta-patente expirada

#21.1

Patente extinta em 23/01/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

05/25/1993

RPI 1173

Notificação para pagamento de retribuição

#13.1

03/30/1993

RPI 1165

100

02/02/1993

RPI 1157

120

08/13/1991

RPI 1080

Petição de recurso

#12.2

07/24/1990

RPI 1025

15.7

07/24/1990

RPI 1025

Indeferimento

#9.2

05/01/1990

RPI 1016

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