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Official data from INPI

LENTE DE REFLEXÃO EXTERNA TOTAL MÚLTIPLA DE MÚLTIPLOS CANAIS, SISTEMA DE LITOGRAFIA DE RAIOX-X, INSTRUMENTO ANALÍTICO E SISTEMA DE DIAGNÓSTICO MÉDICO

Arquivada/ExtintaInvention PatentPCT · US1991008167

Application data

Number

PI9107061

Type

Invention Patent

Filing

10/31/1991

Publication

09/21/1993

PCT

US1991008167

Progress at the INPI

  1. Filing10/31/91
  2. Publication09/21/93
  3. Examination10/11/94
  4. Allowance01/02/96
  5. Grant09/24/96
  6. Expired07/06/10

The letters patent expired on 07/06/2010: 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: 07/06/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

X-Ray Optical Systems, Inc

US

Inventors

M. K. (pessoa física)

SU

Technical data

IPC Classification

Priority claims

US

607456 · 10/31/1990

US

678207 · 04/01/1991

US

678208 · 04/01/1991

US

678437 · 04/01/1991

US

678603 · 04/01/1991

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 31/10/2006

07/06/2010

RPI 2061

Concessão da patente

#16.1

09/24/1996

RPI 1347

Deferimento

#9.1

01/02/1996

RPI 1309

Exigência - art. 36 da LPI

#6.1

07/11/1995

RPI 1284

Solicitação de exame técnico

#4.1

10/11/1994

RPI 1245

Retificação da notificação da fase nacional - PCT

#1.3.1

07/26/1994

RPI 1234

Notificação de entrada na fase nacional - PCT

#1.3

09/21/1993

RPI 1190

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