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Patent US3476864A successfully refreshed from Google Patents.
US3476864A
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Electronic organ reiteration system utilizing a zero-crossing preference circuit
Assignee: Baldwin Piano and Organ Co
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Filing: 1966-03-09
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Granted: 1969-11-04
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Expires: 1986-03-09
Abstract
No abstract record available.
Inventors
- 👤 Walter Munch Jr
- 👤 Dale M Uetrecht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:30
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/18; G10H1/26; G10H1/30; Y; Y10; Y10S; Y10S84/00; Y10S84/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2685039A
Cited
US3378624A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-03 | 1973-05-05 | 1973-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-03 | 1977-05-05 | 1977-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-03 | 1981-05-05 | 1981-11-04 | $7700.00 | Window Closed / Lapsed |