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Official data from INPI

APARELHO TRANSFERIDOR DE ROLO À VÁCUO E PROCESSO DE TRANSFERÊNCIA DE TIRA

Arquivada/ExtintaInvention PatentPCT · US1989003014

Application data

Number

PI8907640

Type

Invention Patent

Filing

07/11/1989

Publication

07/30/1991

PCT

US1989003014

Progress at the INPI

  1. Filing07/11/89
  2. Publication07/30/91
  3. Examination10/06/92
  4. Allowance07/18/00
  5. Grant11/14/00
  6. Expired12/26/12

The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

US

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Inventors

G. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

243,742 · 09/09/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 14/11/2010

12/26/2012

RPI 2190

Concessão da patente

#16.1

11/14/2000

RPI 1558

Deferimento

#9.1

07/18/2000

RPI 1541

Exigência - art. 36 da LPI

#6.1

01/18/2000

RPI 1515

Solicitação de exame técnico

#4.1

10/06/1992

RPI 1140

Notificação de entrada na fase nacional - PCT

#1.3

07/30/1991

RPI 1078

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