US3226601A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light display with sound signal control
Assignee: North Hills Electronics Inc
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Filing: 1962-06-01
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Granted: 1965-12-28
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Expires: 1982-06-01
Abstract
No abstract record available.
Inventors
- 👤 Cramer Sydney
- 👤 Robert S Feldstein
- 👤 Allen G Jacobson
- 👤 Staschover Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:25
CPC Classifications
A; A63; A63J; A63J17/00; H; H02; H02M; H02M7/00; H02M7/02; H02M7/04; H02M7/12; H02M7/145; H02M7/155; H02M7/1552
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
IN A SYSTEM FOR CONTROLLING POWER FROM AN ALTERNATING CURRENT SOURCE, THE COMBINATION OF, A FIRST LOAD DEVICE AND A SECOND LOAD DEVICE, A FIRST SOURCE OF CONTROL SIGNALS AND A SECOND SOURCE OF CONTROL SIGNALS, A SILICON CONTROLLED RECTIFIER, MEANS RESPONSIVE TO THE FIRST SAID CONTROL SIGNALS FOR FIRING SAID SILICON CONTROLLED RECTIFIRE THROUGH SAID FIRST LOAD ON ALTERNATE HALF CYCLES OF SAID ALTERNATING CURRENT AND MEANS RESPONSIVE TO THE SECOND CONTROL SIGNAL FOR FIRING SAID SILICON CONTROLLED RECTIFIER THROUGH SAID SECOND LOAD ON THE HALF CYCLES OF SAID ALTERNATING CURRENT WHICH ALTERNATE WITH THE FIRST SAID ALTERNATE HALF CYCLES.
Claim 2
Dependent Claim
101 words
IN A SYSTEM FOR CONTROLLING POWER FROM AN ALTERNATING CURRENT SOURCE, THE COMBINATION OF, A FIRST LOAD DEVICE AND A SECOND LOAD DEVICE, A FIRST SOURCE OF CONTROL SIGNALS AND A SECOND SOURCE OF CONTROL SIGNALS, A SILICON CONTROLLED RECTIFIER, MEANS RESPONSIVE TO THE FIRST SAID CONTROL SIGNALS FOR FIRING SAID SILICON CONTROLLED RECTIFIRE THROUGH SAID FIRST LOAD ON ALTERNATE HALF CYCLES OF SAID ALTERNATING CURRENT AND MEANS RESPONSIVE TO THE SECOND CONTROL SIGNAL FOR FIRING SAID SILICON CONTROLLED RECTIFIER THROUGH SAID SECOND LOAD ON THE HALF CYCLES OF SAID ALTERNATING CURRENT WHICH ALTERNATE WITH THE FIRST SAID ALTERNATE HALF CYCLES.
References Cited (Backward Citations)
US3113241A
Cited
US3103618A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |