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Official data from INPI

APERFEICOAMENTO EM IMPLEMENTOS EXTENSIVEIS

Em AnáliseInvention Patent

Application data

Number

PI7705255

Type

Invention Patent

Filing

08/05/1977

Publication

-

Progress at the INPI

  1. Filing08/05/77
  2. Publication
  3. Examination
  4. Allowance09/28/82
  5. Grant05/31/83
  6. In force08/05/97

The patent was granted on 05/31/1983 and is in force until 08/05/1997. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:08/05/1997

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Latest action published by the INPI: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RODOVIARIA SA IND IMPLEMENTOS

Inventors

C. R. (pessoa física)

M. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.8

10/17/1989

RPI 991

Anuidade - prazo legal encerrado

#18.2

11/16/1988

RPI 943

20.7

07/16/1985

RPI 769

Concessão da patente

#16.1

05/31/1983

RPI 658

Notificação para pagamento de retribuição

#13.1

02/01/1983

RPI 641

Deferimento

#9.1

09/28/1982

RPI 623

Exigência - art. 36 da LPI

#6.1

04/06/1982

RPI 598

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