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Official data from INPI

BETONEIRA

Em AnáliseUtility Model

Application data

Number

MU6700206

Type

Utility Model

Filing

01/28/1987

Publication

07/12/1988

Progress at the INPI

  1. Filing01/28/87
  2. Publication07/12/88
  3. Examination09/06/88
  4. Allowance01/22/91
  5. Grant07/30/91
  6. Expired09/18/01

The letters patent expired on 09/18/2001: 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: 01/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. Z. (pessoa física)

SP, BR

Inventors

W. Z. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

5.2

01/24/1989

RPI 953

Solicitação de exame técnico

#4.1

09/06/1988

RPI 933

Publicação antecipada

#3.2

07/12/1988

RPI 925

Pedido de patente depositado

#2.1

07/07/1987

RPI 872

Carta-patente expirada

#21.1

Patente extinta em 28/01/97 conforme disposto no artigo 24 da Lei 5772/71 (CPI).

09/18/2001

RPI 1602

Pedido de licença compulsória

#20.1

04/06/1993

RPI 1166

Concessão da patente

#16.1

07/30/1991

RPI 1078

Notificação para pagamento de retribuição

#13.1

05/14/1991

RPI 1067

Deferimento

#9.1

01/22/1991

RPI 1051

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