Patent US3296587A successfully refreshed from Google Patents.
US3296587A
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Intrusion detector system
Assignee: Texas Instruments Inc
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Filing: 1963-02-20
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Granted: 1967-01-03
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Expires: 1983-02-20
Abstract
No abstract record available.
Inventors
- 👤 Buford M Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:21
CPC Classifications
G; G08; G08B; G08B13/00; G08B13/16; G08B13/1654; G08B13/1663
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
AN APPARATUS FOR DETECTING THE MOVEMENT OF AN OBJECT WHICH PRODUCES VIBRATION IN A MEDIUM, COMPRISING MEANS FOR SENSING THE VIBRATION AND PRODUCING A SIGNAL WHOSE MAGNITUDE IS REPRESENTATIVE OF THE VIBRATION,
Claim 2
Independent Claim
32 words
AN APPARATUS FOR DETECTING THE MOVEMENT OF AN OBJECT WHICH PRODUCES VIBRATION IN A MEDIUM, COMPRISING MEANS FOR SENSING THE VIBRATION AND PRODUCING A SIGNAL WHOSE MAGNITUDE IS REPRESENTATIVE OF THE VIBRATION,
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Cited
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Cited
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US3192516A
Cited
US3168729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |