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Official data from INPI

APERFEIÇOAMENTO EM ACORTADORES DE AZULEJOS, REVESTIMENTOS E SIMILARES

ConcedidaUtility Model

Application data

Number

MU6200405

Type

Utility Model

Filing

03/29/1982

Publication

11/08/1983

Progress at the INPI

  1. Filing03/29/82
  2. Publication11/08/83
  3. Examination07/10/84
  4. Allowance03/04/86
  5. Grant12/30/86
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. M. (pessoa física)

SP, BR

Inventors

M. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/30/1986

RPI 845

Notificação para pagamento de retribuição

#13.1

07/01/1986

RPI 819

Deferimento

#9.1

03/04/1986

RPI 802

8.1

12/31/1985

RPI 793

Republicação - classificação IPC

#15.11

07/02/1985

RPI 767

Exigência - art. 36 da LPI

#6.1

05/07/1985

RPI 759

Solicitação de exame técnico

#4.1

07/10/1984

RPI 716

Publicação do pedido de patente

#3.1

11/08/1983

RPI 681

Pedido de patente depositado

#2.1

05/18/1982

RPI 604

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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