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(12) Patent Application: | (11) CA 2209036 |
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(54) English Title: | WIRELESS HEADPHONES WITH PORTABLE FM TRANSMITTER |
(54) French Title: | ECOUTEURS SANS FIL ET EMETTEUR FM PORTATIF |
Status: | Dead |
(51) International Patent Classification (IPC): |
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(72) Inventors : |
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(73) Owners : |
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(71) Applicants : |
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(74) Agent: | |
(74) Associate agent: | |
(45) Issued: | |
(22) Filed Date: | 1997-07-17 |
(41) Open to Public Inspection: | 1999-01-17 |
Availability of licence: | N/A |
(25) Language of filing: | English |
Patent Cooperation Treaty (PCT): | No |
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(30) Application Priority Data: | None |
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Wireless headphones that allows the user to listen to a signal transmitted from a low
power consumption portable FM transmitter that can be plugged into conventional
portable (or in full size) receiver/amplifier or cassette, Compact Disc player. This eliminates
the use of interconnecting wires. Both headphones and transmitter may be tuned to a certain
number of different frequencies to allow multiple users in the same area.
Écouteurs sans fil permettant à l'utilisateur d'écouter un signal provenant d'un émetteur FM portatif à faible consommation d'énergie, branchable à un récepteur/amplificateur ordinaire portatif (ou non) ou à un lecteur de cassettes/disques compacts. Les fils d'interconnexion sont ainsi éliminés. Écouteurs et émetteur peuvent être accordés à un certain nombre de fréquences différentes afin de servir de multiples utilisateurs de la même région.
Note: Claims are shown in the official language in which they were submitted.
Note: Descriptions are shown in the official language in which they were submitted.
For a clearer understanding of the status of the application/patent presented on this page, the site Disclaimer , as well as the definitions for Patent , Administrative Status , Maintenance Fee and Payment History should be consulted.
Title | Date |
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Forecasted Issue Date | Unavailable |
(22) Filed | 1997-07-17 |
(41) Open to Public Inspection | 1999-01-17 |
Dead Application | 2001-07-17 |
Abandonment Date | Reason | Reinstatement Date |
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2000-07-17 | FAILURE TO PAY APPLICATION MAINTENANCE FEE |
Fee Type | Anniversary Year | Due Date | Amount Paid | Paid Date |
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Application Fee | $150.00 | 1997-07-18 | ||
Maintenance Fee - Application - New Act | 2 | 1999-07-19 | $50.00 | 1999-07-14 |
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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NASRALLAH, HADI |
Past Owners on Record |
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None |