GB0010375D0 - Smoke alarm - Google Patents
Smoke alarmInfo
- Publication number
- GB0010375D0 GB0010375D0 GB0010375A GB0010375A GB0010375D0 GB 0010375 D0 GB0010375 D0 GB 0010375D0 GB 0010375 A GB0010375 A GB 0010375A GB 0010375 A GB0010375 A GB 0010375A GB 0010375 D0 GB0010375 D0 GB 0010375D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- smoke alarm
- smoke
- alarm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0010375A GB0010375D0 (en) | 2000-04-29 | 2000-04-29 | Smoke alarm |
GB0110572A GB2367175B (en) | 2000-04-29 | 2001-04-30 | Warning device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0010375A GB0010375D0 (en) | 2000-04-29 | 2000-04-29 | Smoke alarm |
Publications (1)
Publication Number | Publication Date |
---|---|
GB0010375D0 true GB0010375D0 (en) | 2000-06-14 |
Family
ID=9890687
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0010375A Ceased GB0010375D0 (en) | 2000-04-29 | 2000-04-29 | Smoke alarm |
GB0110572A Expired - Fee Related GB2367175B (en) | 2000-04-29 | 2001-04-30 | Warning device |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0110572A Expired - Fee Related GB2367175B (en) | 2000-04-29 | 2001-04-30 | Warning device |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB0010375D0 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2388693A (en) * | 2002-05-16 | 2003-11-19 | Phillip John Williams | Emergency exit indicator |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4207559A (en) * | 1977-09-26 | 1980-06-10 | Meyer Michael M | Alarm system with acoustically coupled transmitters and receiver |
US4189720A (en) * | 1977-10-07 | 1980-02-19 | Lott Thomas M | Repeater for smoke and similar alarms |
US4450436A (en) * | 1979-09-07 | 1984-05-22 | The Stoneleigh Trust | Acoustic alarm repeater system |
US4520503A (en) * | 1983-10-14 | 1985-05-28 | University Of New Mexico | Tone discrimination circuit |
US4897862A (en) * | 1988-05-27 | 1990-01-30 | Nec Corporation | Acoustic alarm detection system for telephone activation |
US4935952A (en) * | 1988-07-13 | 1990-06-19 | B-Warned, Inc. | Alarm-responsive apparatus and method |
GB8913552D0 (en) * | 1989-06-13 | 1989-08-02 | Emi Plc Thorn | Smoke alarm systems |
GB2266800B (en) * | 1992-05-02 | 1996-02-28 | Tarquin Andrew Stehle | External audible fire and intruder warning alarm system |
-
2000
- 2000-04-29 GB GB0010375A patent/GB0010375D0/en not_active Ceased
-
2001
- 2001-04-30 GB GB0110572A patent/GB2367175B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB0110572D0 (en) | 2001-06-20 |
GB2367175A (en) | 2002-03-27 |
GB2367175B (en) | 2005-01-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |