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Official data from INPI

PRENDEDOR FIXADO A VÁCUO E PRESO POR ADESIVO

Arquivada/ExtintaInvention PatentPCT · US1988000499

Application data

Number

PI8807892

Type

Invention Patent

Filing

02/18/1988

Publication

11/13/1990

PCT

US1988000499

Progress at the INPI

  1. Filing02/18/88
  2. Publication11/13/90
  3. Examination10/01/91
  4. Allowance08/03/93
  5. Grant03/29/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 09/02/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. M. (pessoa física)

US

T. S. (pessoa física)

US

Inventors

E. M. (pessoa física)

US

T. S. (pessoa física)

US

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 18/02/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

03/29/1994

RPI 1217

Deferimento

#9.1

08/03/1993

RPI 1183

Solicitação de exame técnico

#4.1

10/01/1991

RPI 1087

Notificação de entrada na fase nacional - PCT

#1.3

11/13/1990

RPI 1041

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