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Official data from INPI

PROCESSO PARA VARIAÇÃO DA FAIXA P DE UM MOTOR DE AJUSTE HIDRÁULICO E MOTOR DE AJUSTE HIDRÁULICO PARA REALIZAÇÃO DO PROCESSO.

Concessão AnuladaInvention Patent

Application data

Number

PI7900549

Type

Invention Patent

Filing

01/30/1979

Publication

-

Progress at the INPI

  1. Filing01/30/79
  2. Publication
  3. Examination
  4. Allowance11/23/82
  5. Grant06/28/83
  6. Expired05/31/94

The letters patent expired on 05/31/1994: 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: 08/30/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Aktiengesellschaft Kšhnle, Kopp & Kausch

DE

Inventors

G. O. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

28 04 035.9 · 01/31/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.3

08/30/1983

RPI 671

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

04/05/1983

RPI 650

Deferimento

#9.1

11/23/1982

RPI 631

Deferimento

#9.1

09/14/1982

RPI 621

Exigência - art. 36 da LPI

#6.1

05/04/1982

RPI 602

Carta-patente expirada

#21.1

05/31/1994

RPI 1226

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