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Official data from INPI

DISPOSITIVO ALIMENTADOR DE FIO CORTANTE PARA CORTADORES DE GRAMA.

ConcedidaInvention Patent

Application data

Number

PI8002749

Type

Invention Patent

Filing

05/02/1980

Publication

12/22/1981

Progress at the INPI

  1. Filing05/02/80
  2. Publication12/22/81
  3. Examination12/20/83
  4. Allowance12/26/84
  5. Grant05/28/85
  6. Expired06/13/95

The letters patent expired on 06/13/1995: 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: 05/28/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Arno S/A

SP, BR

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Inventors

B. A. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/28/1985

RPI 762

Notificação para pagamento de retribuição

#13.1

04/16/1985

RPI 756

Deferimento

#9.1

12/26/1984

RPI 740

Pedido de certificado de adição de invenção

#5.1

05/08/1984

RPI 707

Solicitação de exame técnico

#4.1

12/20/1983

RPI 687

Publicação do pedido de patente

#3.1

12/22/1981

RPI 583

Carta-patente expirada

#21.1

06/13/1995

RPI 1280

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