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Official data from INPI

CORPO ALONGADO PARA A TRANSMISSAO DE ENERGIA SOLAR NO VISIVEL E METODO PARA A PRODUCAO DE DITO CORPO ALONGADO

ConcedidaInvention Patent

Application data

Number

PI8108468

Type

Invention Patent

Filing

12/23/1980

Publication

10/19/1982

Progress at the INPI

  1. Filing12/23/80
  2. Publication10/19/82
  3. Examination09/11/84
  4. Allowance10/22/85
  5. Grant06/24/86
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PIRELLI [IT]

See this company's full portfolio

Inventors

L. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

04/15/1986

RPI 808

Deferimento

#9.1

10/22/1985

RPI 783

Exigência - art. 36 da LPI

#6.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

09/11/1984

RPI 725

Publicação do pedido de patente

#3.1

10/19/1982

RPI 626

Pedido de patente depositado

#2.1

02/24/1982

RPI 592

Carta-patente expirada

#21.1

Patente extinta em 23/12/96

08/19/2008

RPI 1963

Pedido de licença compulsória

#20.1

10/29/1991

RPI 1091

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