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Official data from INPI

DISPOSITIVO PARA DESENROLAR ROLOS DE ARAME FARPADO

PublicadaUtility Model

Application data

Number

MU6802887

Type

Utility Model

Filing

08/30/1988

Publication

11/14/1989

Progress at the INPI

  1. Filing08/30/88
  2. Publication11/14/89
  3. Examination02/04/92
  4. Allowance03/07/95
  5. Grant11/26/96
  6. Expired09/25/01

The letters patent expired on 09/25/2001: 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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mendes Júnior Siderurgia S.A

MG, BR

See this company's full portfolio

Inventors

E. P. (pessoa física)

BR

E. M. (pessoa física)

BR

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação antecipada

#3.2

11/14/1989

RPI 995

Pedido de patente depositado

#2.1

01/31/1989

RPI 954

Carta-patente expirada

#21.1

Patente extinta em 30/08/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).

09/25/2001

RPI 1603

Concessão da patente

#16.1

11/26/1996

RPI 1356

Retificação

#15.6

11/05/1996

RPI 1353

Alteração de numeração

#15.1

04/30/1996

RPI 1326

15.19

04/23/1996

RPI 1325

Retificação

#15.3

10/10/1995

RPI 1297

Deferimento

#9.1

03/07/1995

RPI 1266

15.10

12/27/1994

RPI 1256

14.4

08/16/1994

RPI 1237

Conhecimento de parecer técnico

#7.1

06/07/1994

RPI 1227

Solicitação de exame técnico

#4.1

02/04/1992

RPI 1105

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