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Official data from INPI

APARELHO E MÉTODO DE GERAÇÃO DE CALOR

Arquivada/ExtintaInvention PatentPCT · US1990001328

Application data

Number

PI9007219

Type

Invention Patent

Filing

03/12/1990

Publication

02/18/1992

PCT

US1990001328

Progress at the INPI

  1. Filing03/12/90
  2. Publication02/18/92
  3. Examination06/29/93
  4. Allowance03/14/95
  5. Grant10/31/95
  6. Expired06/15/10

The letters patent expired on 06/15/2010: 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: 06/15/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The University of Utah, entidade estatal do Estado de Utah

US

Inventors

M. F. (pessoa física)

GB

S. P. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

323.513 · 03/13/1989

US

326.693 · 03/21/1989

US

335.233 · 04/10/1989

US

338.879 · 04/14/1989

US

339.646 · 04/18/1989

US

346.079 · 05/02/1989

US

352.478 · 05/16/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 12/03/2005

06/15/2010

RPI 2058

16.3

Referente a RPI 1300 de 31/10/1995 - Quanto aos nomes dos inventores.

06/22/2004

RPI 1746

Concessão da patente

#16.1

10/31/1995

RPI 1300

Notificação para pagamento de retribuição

#13.1

08/29/1995

RPI 1291

Deferimento

#9.1

03/14/1995

RPI 1267

Exigência - art. 36 da LPI

#6.1

10/25/1994

RPI 1247

Solicitação de exame técnico

#4.1

06/29/1993

RPI 1178

Retificação da notificação da fase nacional - PCT

#1.3.1

05/05/1992

RPI 1118

Notificação de entrada na fase nacional - PCT

#1.3

02/18/1992

RPI 1107

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