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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA DE SUPORTE PARA CONICAIS.

ConcedidaUtility Model

Application data

Number

MU6201082

Type

Utility Model

Filing

08/11/1982

Publication

02/22/1983

Progress at the INPI

  1. Filing08/11/82
  2. Publication02/22/83
  3. Examination05/03/83
  4. Allowance05/27/86
  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

Microlite S/A.

SP, BR

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Inventors

M. W. (pessoa física)

M. D. (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

09/23/1986

RPI 831

Deferimento

#9.1

05/27/1986

RPI 814

Republicação - classificação IPC

#15.11

11/19/1985

RPI 787

Exigência - art. 36 da LPI

#6.1

10/22/1985

RPI 783

Conhecimento de parecer técnico

#7.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

05/03/1983

RPI 654

Publicação antecipada

#3.2

02/22/1983

RPI 644

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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