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Official data from INPI

Protetor primário em estado sólido para telefone

Arquivada/ExtintaInvention Patent

Application data

Number

PI9105120

Type

Invention Patent

Filing

11/21/1991

Publication

07/21/1992

Progress at the INPI

  1. Filing11/21/91
  2. Publication07/21/92
  3. Examination11/01/94
  4. Allowance05/20/97
  5. Grant04/28/98
  6. Expired06/11/13

The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. C. (pessoa física)

US

Siecor Puerto Rico, Inc.

US

Inventors

D. K. (pessoa física)

US

J. N. (pessoa física)

US

W. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/616/268 · 11/20/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 21/11/2011

06/11/2013

RPI 2214

Concessão da patente

#16.1

04/28/1998

RPI 1427

Republicação - classificação IPC

#15.11

12/23/1997

RPI 1409

Deferimento

#9.1

05/20/1997

RPI 1381

Solicitação de exame técnico

#4.1

11/01/1994

RPI 1248

14.1

04/26/1994

RPI 1221

14.1

09/21/1993

RPI 1190

14.1

04/27/1993

RPI 1169

Publicação do pedido de patente

#3.1

07/21/1992

RPI 1129

Pedido de patente depositado

#2.1

01/14/1992

RPI 1102

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