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Official data from INPI

PROCESSO E APARELHAGEM DE CONTROLE DE CARGA.

PublicadaInvention Patent

Application data

Number

PI8605122

Type

Invention Patent

Filing

10/20/1986

Publication

07/21/1987

Progress at the INPI

  1. Filing10/20/86
  2. Publication07/21/87
  3. Examination02/13/90
  4. Allowance12/08/92
  5. Grant08/31/93
  6. Terminated10/03/95

The patent was granted on 08/31/1993 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: 07/21/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AEG Westinghouse Transportation Systems, Inc.

US

W. C. (pessoa física)

US

See this company's full portfolio

Inventors

D. S. (pessoa física)

US

H. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

790.009 · 10/22/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/21/1987

RPI 874

Pedido de patente depositado

#2.1

04/07/1987

RPI 859

Anuidade - prazo legal encerrado

#18.2

10/03/1995

RPI 1296

16.3

11/16/1993

RPI 1198

Concessão da patente

#16.1

08/31/1993

RPI 1187

14.1

06/01/1993

RPI 1174

Notificação para pagamento de retribuição

#13.1

04/20/1993

RPI 1168

Deferimento

#9.1

12/08/1992

RPI 1149

Exigência - art. 36 da LPI

#6.1

05/26/1992

RPI 1121

Solicitação de exame técnico

#4.1

02/13/1990

RPI 1006

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