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Official data from INPI

GUINCHO DE DESCARGA

Em ExigênciaInvention Patent

Application data

Number

PI8507228

Type

Invention Patent

Filing

08/16/1985

Publication

08/04/1987

Progress at the INPI

  1. Filing08/16/85
  2. Publication08/04/87
  3. Examination02/08/89
  4. Allowance08/14/90
  5. Grant02/26/91
  6. Terminated08/15/95

The patent was granted on 02/26/1991 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: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. J. (pessoa física)

US

Inventors

E. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

744.367 · 06/13/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

11/21/1989

RPI 996

Solicitação de exame técnico

#4.1

02/08/1989

RPI 955

Notificação de entrada na fase nacional - PCT

#1.3

08/04/1987

RPI 876

Anuidade - prazo legal encerrado

#18.2

08/15/1995

RPI 1289

Concessão da patente

#16.1

02/26/1991

RPI 1056

Notificação para pagamento de retribuição

#13.1

11/27/1990

RPI 1043

Deferimento

#9.1

08/14/1990

RPI 1028

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