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Official data from INPI

SORVETEIRA ELÉTRICA.

ConcedidaInvention Patent

Application data

Number

PI8102903

Type

Invention Patent

Filing

05/11/1981

Publication

12/21/1982

Progress at the INPI

  1. Filing05/11/81
  2. Publication12/21/82
  3. Examination11/27/84
  4. Allowance09/30/86
  5. Grant06/30/87
  6. Expired10/01/96

The letters patent expired on 10/01/1996: 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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Arno S/A

SP, BR

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Inventors

B. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/30/1987

RPI 871

Deferimento

#9.1

09/30/1986

RPI 832

Exigência - art. 36 da LPI

#6.1

12/03/1985

RPI 789

Exigência - art. 36 da LPI

#6.1

06/11/1985

RPI 764

Solicitação de exame técnico

#4.1

11/27/1984

RPI 736

Publicação do pedido de patente

#3.1

12/21/1982

RPI 635

Carta-patente expirada

#21.1

10/01/1996

RPI 1348

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