DK426985D0
Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
Abstract
This record has no abstract on file.
Term
Term ended
Projected expiry passed 20 September 2005, 21 years ago.
- Priority
- Filed and published
- Projected expiry
- Today
120 members in 27 offices
Priority claims1
| Document | Office | Kind | Date |
|---|---|---|---|
| 71392585 | United States of America | A |
Members120
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| SE8504662D0 | Sweden | D0 | |
| GB8525464D0 | United Kingdom | D0 | |
| FI855175A0 | Finland | A0 | |
| IL76618A0 | Israel | A0 | |
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| IE852731L | Ireland | L | |
| DK426985A | Denmark | A | |
| DK426985A | Denmark | A | |
| FI855175A | Finland | A | |
| FI855175A7 | Finland | A7 | |
| SE8504662L | Sweden | L | |
| NO854603L | Norway | L | |
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| FR2579391A1 | France | A1 | |
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| CN86100949A | China | A | |
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| US4675863A | United States of America | A | |
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| US2003142646A1 | United States of America | A1 |
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| Event | Code | |
|---|---|---|
| Patent expiredExpiredPUP | PUP | |
| Patent granted (law 1993)GrantedB1 | B1 |
Numbers
- Application
- 426985
Titles2
- English
- DIGITAL PHONE SYSTEM
- Danish
- DIGITALT TELEFONSYSTEM
Classification
- CPC, 41
- H04W72/0446
- H04W84/14
- H04B7/0865
- H04J3/0647
- H04J3/0682
- H04L1/0001
- H04L1/0003
- H04L1/0007
- H04L1/0026
- H04L1/0057
- H04L1/0061
- H04L1/0084
- H04L1/06
- H04L1/08
- H04L1/1642
- H04L1/18
- H04L1/188
- H04L1/1887
- H04L5/143
- H04W4/18
- H04W24/00
- H04W28/06
- H04W28/14
- H04W28/24
- H04W28/26
- H04W36/12
- H04W40/02
- H04W56/00
- H04W72/02
- H04W72/04
- H04W72/044
- H04W72/0453
- H04W72/12
- H04W74/04
- H04W84/00
- H04W88/08
- H04W52/0216
- H04W52/20
- H04W76/10
- Y02D30/70
- H04W72/23
- IPC, 49
- H04L65 00
- H04B7 005
- H04B7 04
- H04B7 08
- H04B7 26
- H04J3 00
- H04J3 06
- H04J3 16
- H04J4 00
- H04L1 00
- H04L1 06
- H04L1 16
- H04L1 18
- H04L5 14
- H04L5 22
- H04L12 56
- H04L27 18
- H04M
- H04M1 00
- H04M3 00
- H04M11 00
- H04M11 06
- H04Q3 42
- H04Q3 58
- H04Q3 62
- H04Q11 04
- H04W4 18
- H04W12 02
- H04W12 10
- H04W28 04
- H04W28 06
- H04W28 14
- H04W28 24
- H04W28 26
- H04W36 06
- H04W36 12
- H04W40 02
- H04W52 00
- H04W56 00
- H04W72 04
- H04W72 12
- H04W74 00
- H04W74 04
- H04W76 02
- H04W84 00
- H04W84 08
- H04W84 14
- H04W88 02
- H04W88 08