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Official data from INPI

APARELHO PARA FABRICAR TUBO FLEXÍVEL ENTREFECHADO HELICOIDALMENTE ENROLADO

Arquivada/ExtintaInvention PatentPCT · US1988003651

Application data

Number

PI8807260

Type

Invention Patent

Filing

10/17/1988

Publication

03/01/1990

PCT

US1988003651

Progress at the INPI

  1. Filing10/17/88
  2. Publication03/01/90
  3. Examination07/24/90
  4. Allowance03/01/95
  5. Grant08/29/95
  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

Syncro Machine Co

US

Inventors

J. V. (pessoa física)

CA

Technical data

IPC Classification

Priority claims

US

109,959 · 10/19/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 17/10/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

08/29/1995

RPI 1291

Deferimento

#9.1

03/01/1995

RPI 1265

Exigência - art. 36 da LPI

#6.1

04/12/1994

RPI 1219

Solicitação de exame técnico

#4.1

07/24/1990

RPI 1025

Notificação de entrada na fase nacional - PCT

#1.3

03/01/1990

RPI 1007

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