Patent US3226318A successfully refreshed from Google Patents.
US2895366A
Expired / Lapsed
US
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Organ structure and filter panel
Assignee: Wurlitzer Co
•
Filing: 1953-06-18
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Granted: 1959-07-21
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Expires: 1973-06-18
Abstract
No abstract record available.
Inventors
- 👤 Richard F Schneeberger
- 👤 Harold O Schwartz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:42
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2246855A
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US2200718A
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US2212292A
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US2613244A
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US2634310A
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US2579141A
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US2601218A
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US2694185A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-20 | 1963-01-19 | 1963-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-20 | 1967-01-19 | 1967-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-20 | 1971-01-19 | 1971-07-21 | $7700.00 | Window Closed / Lapsed |