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Official data from INPI

Sistema de controle para uma transmissão hidrostática.

Em AnáliseInvention Patent

Application data

Number

PI7908968

Type

Invention Patent

Filing

12/13/1979

Publication

-

Progress at the INPI

  1. Filing12/13/79
  2. Publication
  3. Examination11/16/82
  4. Allowance02/21/84
  5. Grant08/28/84
  6. Terminated04/26/94

The patent was granted on 08/28/1984 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: 05/27/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

See this company's full portfolio

Inventors

K. M. (pessoa física)

K. W. (pessoa física)

Technical data

IPC Classification

Priority claims

US

001809 · 01/08/1979

US

79/01140 · 12/13/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

05/27/1986

RPI 814

Concessão da patente

#16.1

08/28/1984

RPI 723

Notificação para pagamento de retribuição

#13.1

06/12/1984

RPI 712

Deferimento

#9.1

02/21/1984

RPI 696

Exigência - art. 36 da LPI

#6.1

08/16/1983

RPI 669

Solicitação de exame técnico

#4.1

11/16/1982

RPI 630

8.3

08/03/1982

RPI 615

8.1

04/27/1982

RPI 601

Anuidade - prazo legal encerrado

#18.2

04/26/1994

RPI 1221

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