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Official data from INPI

INSTALACAO DE GUINDASTES

Em AnáliseInvention Patent

Application data

Number

PI7804614

Type

Invention Patent

Filing

07/19/1977

Publication

-

Progress at the INPI

  1. Filing07/19/77
  2. Publication
  3. Examination
  4. Allowance07/19/83
  5. Grant01/31/84
  6. Expired11/30/93

The letters patent expired on 11/30/1993: 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B & W MOTOR AS

Inventors

B. P. (pessoa física)

H. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

09/27/1988

RPI 936

20.7

03/05/1985

RPI 750

20.4

01/22/1985

RPI 744

Concessão da patente

#16.1

01/31/1984

RPI 693

Notificação para pagamento de retribuição

#13.1

11/16/1983

RPI 682

Deferimento

#9.1

07/19/1983

RPI 665

Exigência - art. 36 da LPI

#6.1

02/08/1983

RPI 642

14.1

10/26/1982

RPI 627

14.4

10/19/1982

RPI 626

Carta-patente expirada

#21.1

11/30/1993

RPI 1200

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