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Official data from INPI

AGITADOR MAGNÉTICO APERFEIÇOADO

ConcedidaInvention Patent

Application data

Number

PI8101710

Type

Invention Patent

Filing

03/23/1981

Publication

-

Progress at the INPI

  1. Filing03/23/81
  2. Publication
  3. Examination
  4. Allowance10/22/85
  5. Grant04/28/92
  6. Terminated08/23/94

The patent was granted on 04/28/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Caldeiraria e Mecânica Inox S/A., firma brasileira, industrial e comercial

SP, BR

Inventors

A. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/24/1986

RPI 818

Deferimento

#9.1

10/22/1985

RPI 783

8.1

05/28/1985

RPI 762

Exigência - art. 36 da LPI

#6.1

11/20/1984

RPI 735

Exigência - art. 36 da LPI

#6.1

06/05/1984

RPI 711

Anuidade - prazo legal encerrado

#18.2

08/23/1994

RPI 1238

Concessão da patente

#16.1

04/28/1992

RPI 1117

Retificação

#15.6

02/18/1992

RPI 1107

Retificação

#15.3

11/05/1991

RPI 1092

Concessão anulada

#16.2

09/03/1991

RPI 1083

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