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Official data from INPI

TRANSPORTADOR DE TROLE COM LINHA DE FORCA E LINHA LIVRE

Concessão AnuladaInvention Patent
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Application data

Number

PI8107762

Type

Invention Patent

Filing

11/28/1980

Publication

08/31/1982
View on INPI

Progress at the INPI

  1. Filing11/28/80
  2. Publication08/31/82
  3. Examination12/14/82
  4. Allowance12/20/83
  5. Grant06/26/84
  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.

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Latest action published by the INPI: 09/25/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NAKANISHI METAL WORKS CO [JP]

Inventors

T. W. (pessoa física)

Technical data

IPC Classification

B05C 3/10

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.3

09/25/1984

RPI 727

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

04/17/1984

RPI 704

Republicação - classificação IPC

#15.11

02/14/1984

RPI 695

Deferimento

#9.1

12/20/1983

RPI 687

Solicitação de exame técnico

#4.1

12/14/1982

RPI 634

Publicação do pedido de patente

#3.1

08/31/1982

RPI 619

Pedido de patente depositado

#2.1

01/12/1982

RPI 586

Carta-patente expirada

#21.1

Patente extinta em 27/11/96

08/19/2008

RPI 1963

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