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Official data from INPI

BALANÇA DE CÉLULA DE CARGA E PROCESSO DE OPERAR A MESMA

Arquivada/ExtintaInvention PatentPCT · US1988003913

Application data

Number

PI8807780

Type

Invention Patent

Filing

11/03/1988

Publication

08/07/1990

PCT

US1988003913

Progress at the INPI

  1. Filing11/03/88
  2. Publication08/07/90
  3. Examination02/26/91
  4. Allowance12/07/93
  5. Grant05/31/94
  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

P. C. (pessoa física)

US

Premark Feg L.L.C

US

Inventors

H. K. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

118,379 · 11/09/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 03/11/2003

09/02/2008

RPI 1965

Transferência deferida

#25.1

Transferido de: Premark Feg Corporation

03/02/1999

RPI 1469

Publicação anulada - titular

#25.12

Referência RPI 1409 de 02/12/97; código (25.1)

01/26/1999

RPI 1464

Publicação anulada - titular

#25.12

Referência: RPI 1409 de 02.12.1997 - Código 25.4

12/08/1998

RPI 1457

Alteração de nome deferida

#25.4

12/23/1997

RPI 1409

Concessão da patente

#16.1

05/31/1994

RPI 1226

Deferimento

#9.1

12/07/1993

RPI 1201

14.4

04/20/1993

RPI 1168

14.7

04/13/1993

RPI 1167

Solicitação de exame técnico

#4.1

02/26/1991

RPI 1056

Notificação de entrada na fase nacional - PCT

#1.3

08/07/1990

RPI 1027

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