US3340522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Entry alarm device
Assignee: Individual
•
Filing: 1964-09-15
•
Granted: 1967-09-05
•
Expires: 1984-09-15
Abstract
No abstract record available.
Inventors
- 👤 Charles T Chick
- 👤 Irwin M Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:35
CPC Classifications
G; G08; G08B; G08B13/00; G08B13/02; G08B13/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
IN COMBINATION WITH AN ENCLOSURE HAVING AN ACCESS OPENING ADAPTED TO BE CLOSED BY A DOOR HAVING A LOCK ON ONE SIDE THEREOF, AN ALARM DEVICE MOUNTED ON THE OTHER SIDE FO THE DOOR WITHIN THE ENCLOSURE, SAID ALARM DEVICE COMPRISING, A HOUSING SECURED TO THE DOOR, SOUND EMITTING MEANS MOUNTED WITHIN THE HOUSING, VIBRATION SENSING MEANS OPERATIVELY CONNECTED TO THE SOUND EMITTING MEANS FOR INTERMITTENT ENERGIZATION THEREOF IN RESPONSE TO VIBRATION OF THE DOOR PRIOR TO ENTRY THROUGH SAID OPENING, CONTACT MEANS MOUNTED BY THE HOUSING AND CONNECTED TO THE SOUND EMITTING MEANS FOR CONTINUOUS ENERGIZATION THEREOF, SPACING MEANS MOUNTED BY THE HOUSING AND OPERATIVE IN RESPONSE TO WITHDRAWAL THEREOF FOR RENDERING THE CONTACT MEANS EFFECTIVE TO MAINTAIN THE SOUND EMITTING MEANS ENERGIZED, MEANS CONNECTED TO THE SPACING MEANS FOR WITHDRAWAL THEREOF FROM THE HOUSING, AND LOCK ACTUATED SWITCH MEANS FOR DISABLING OF THE SOUND EMITTING MEANS IN RESPONSE TO AUTHORIZED OPENING OF THE DOOR
Claim 2
Dependent Claim
156 words
IN COMBINATION WITH AN ENCLOSURE HAVING AN ACCESS OPENING ADAPTED TO BE CLOSED BY A DOOR HAVING A LOCK ON ONE SIDE THEREOF, AN ALARM DEVICE MOUNTED ON THE OTHER SIDE FO THE DOOR WITHIN THE ENCLOSURE, SAID ALARM DEVICE COMPRISING, A HOUSING SECURED TO THE DOOR, SOUND EMITTING MEANS MOUNTED WITHIN THE HOUSING, VIBRATION SENSING MEANS OPERATIVELY CONNECTED TO THE SOUND EMITTING MEANS FOR INTERMITTENT ENERGIZATION THEREOF IN RESPONSE TO VIBRATION OF THE DOOR PRIOR TO ENTRY THROUGH SAID OPENING, CONTACT MEANS MOUNTED BY THE HOUSING AND CONNECTED TO THE SOUND EMITTING MEANS FOR CONTINUOUS ENERGIZATION THEREOF, SPACING MEANS MOUNTED BY THE HOUSING AND OPERATIVE IN RESPONSE TO WITHDRAWAL THEREOF FOR RENDERING THE CONTACT MEANS EFFECTIVE TO MAINTAIN THE SOUND EMITTING MEANS ENERGIZED, MEANS CONNECTED TO THE SPACING MEANS FOR WITHDRAWAL THEREOF FROM THE HOUSING, AND LOCK ACTUATED SWITCH MEANS FOR DISABLING OF THE SOUND EMITTING MEANS IN RESPONSE TO AUTHORIZED OPENING OF THE DOOR
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |