Patent details

Basic Information

Publication number:

EP0457619

PCT Application Number:

Type:

European Patent Granted for LU

Legal Status:

Lapsed

Application number:

EP913044889

PCT Publication Number:

First applicant's nationality:

Translation Language:

EPO Publication Language:

English

English Title of Invention:

Piano key covers formed of ivory substitute and pianos having same

French Title of Invention:

Couverture imitation ivoire pour une touche de piano et piano l'incorporant

German Title of Invention:

Abdeckung aus imitiertem Elfenbein fÜr eine Pianotaste und diese Abdeckung enthaltendes Piano

SPC Number:

Dates

Filing date:

17/05/1991

Grant date:

24/01/1996

EP Publication Date:

24/01/1996

PCT Publication Date:

Claims Translation Received Date:

Translations Received Date (B1 EP Publication):

Translations Received Date (B2 EP Publication):

Translations Received Date (B3 EP Publication):

Publication date:

21/11/1991

EP B1 Publication Date:

24/01/1996

EP B2 Publication Date:

EP B3 Publication Date:

Lapsed date:

31/05/1996

Expiration date:

17/05/2011

Renunciation date:

Revocation date:

Annulment date:

Owner

From:

17/05/1991

 

 

Name:

RENSSELAER POLYTECHNIC INSTITUTE

Address:

100 8th Street, Troy New York 12189-3590, United States (US)

Name:

STEINWAY MUSICAL PROPERTIES INC.

Address:

800 South Street, Waltham, Massachusetts 02154-1, United States (US)

Inventor

1

Name:

Murray Frank S.

Address:

United States (US)

2

Name:

Kennedy Warren C.

Address:

United States (US)

3

Name:

Calabrese Salvadore J.

Address:

United States (US)

4

Name:

Jlidi Bessem

Address:

United States (US)

5

Name:

Strong William Y.

Address:

United States (US)

6

Name:

Scarton Henry A.

Address:

United States (US)

7

Name:

Dinc Saim

Address:

United States (US)

8

Name:

Ettles Christopher M.

Address:

United States (US)

Priority

Priority Number:

525468

Priority Date:

18/05/1990

Priority Country:

United States (US)

Classification

Main IPC Class:

G10C 3/12;

Filing date	Document type	Number of pages