Patent US2785507A successfully refreshed from Google Patents.
US2785507A
Expired / Lapsed
US
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One-piece pneumatic sound maker with vibrating reed
Assignee: WINTRISS Inc
•
Filing: 1953-02-24
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Granted: 1957-03-19
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Expires: 1973-02-24
Abstract
No abstract record available.
Inventors
- 👤 Wintriss George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:26
CPC Classifications
A; A63; A63H; A63H5/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4957; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12236; Y10T428/1225; Y10T428/12264; Y10T428/12361; Y10T428/12368
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US877715A
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US1201793A
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US1685592A
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GB446899A
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US2118948A
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US2296785A
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US2296786A
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US2607162A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-18 | 1960-09-17 | 1961-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-18 | 1964-09-17 | 1965-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-18 | 1968-09-17 | 1969-03-19 | $7700.00 | Window Closed / Lapsed |