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Official data from INPI

APARELHO DENTAL

Arquivada/ExtintaInvention PatentPCT · US1989002012

Application data

Number

PI8907266

Type

Invention Patent

Filing

05/10/1989

Publication

03/12/1991

PCT

US1989002012

Progress at the INPI

  1. Filing05/10/89
  2. Publication03/12/91
  3. Examination11/03/92
  4. Allowance11/28/95
  5. Grant03/25/97
  6. Expired12/29/09

The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. R. (pessoa física)

US

N. R. (pessoa física)

US

Inventors

B. R. (pessoa física)

US

N. R. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

286.257 · 12/19/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 10/05/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

03/25/1997

RPI 1373

Notificação para pagamento de retribuição

#13.1

06/18/1996

RPI 1333

Deferimento

#9.1

11/28/1995

RPI 1304

Exigência - art. 36 da LPI

#6.1

06/27/1995

RPI 1282

15.7

03/01/1995

RPI 1265

15.7

05/10/1994

RPI 1223

15.9

11/03/1992

RPI 1144

Solicitação de exame técnico

#4.1

11/03/1992

RPI 1144

Notificação de entrada na fase nacional - PCT

#1.3

03/12/1991

RPI 1058

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