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Official data from INPI

DISPOSITIVO DE IRRADIAÇÃO DE LASER

Em AnáliseInvention Patent

Application data

Number

PI8703300

Type

Invention Patent

Filing

06/29/1987

Publication

03/15/1988

Progress at the INPI

  1. Filing06/29/87
  2. Publication03/15/88
  3. Examination09/13/88
  4. Allowance10/08/91
  5. Grant09/29/92
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Medical Laser Research Co., Ltd

JP

Inventors

T. H. (pessoa física)

JP

T. O. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

151551/86 · 06/30/1986

JP

211665/86 · 09/10/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/13/1988

RPI 934

Publicação do pedido de patente

#3.1

03/15/1988

RPI 908

Pedido de patente depositado

#2.1

09/01/1987

RPI 880

Carta-patente expirada

#21.1

Patente extinta em 29/06/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

09/29/1992

RPI 1139

Republicação - classificação IPC

#15.11

03/17/1992

RPI 1111

Notificação para pagamento de retribuição

#13.1

02/11/1992

RPI 1106

Deferimento

#9.1

10/08/1991

RPI 1088

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