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Official data from INPI

TUBO ALETADO PARA CAVALETE.

ConcedidaUtility Model

Application data

Number

MU6001320

Type

Utility Model

Filing

10/09/1980

Publication

06/08/1982

Progress at the INPI

  1. Filing10/09/80
  2. Publication06/08/82
  3. Examination
  4. Allowance05/15/84
  5. Grant11/27/84
  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.

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Latest action published by the INPI: 11/27/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Companhia Hansen Industrial

SC, BR

See this company's full portfolio

Inventors

C. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/27/1984

RPI 736

Notificação para pagamento de retribuição

#13.1

09/04/1984

RPI 724

Deferimento

#9.1

05/15/1984

RPI 708

8.1

03/20/1984

RPI 700

Exigência - art. 36 da LPI

#6.1

08/30/1983

RPI 671

Publicação do pedido de patente

#3.1

06/08/1982

RPI 607

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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