US2832251A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organ key
Assignee: Wurlitzer Co
•
Filing: 1953-07-07
•
Granted: 1958-04-29
•
Expires: 1973-07-07
Abstract
No abstract record available.
Inventors
- 👤 Lamar E Hayslett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:46
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/32; G10H1/34; G10H1/344; G10C; G10C3/00; G10C3/12; G10H2220/00; G10H2220/155; G10H2220/265; G10H2220/275; G10H2220/285
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US174000A
Cited
US2117002A
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US2184424A
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US2234055A
Cited
US2253782A
Cited
US2495913A
Cited
US2530712A
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US2584319A
Cited
US2612812A
Cited
DE824583C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-28 | 1961-10-28 | 1962-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-28 | 1965-10-28 | 1966-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-28 | 1969-10-28 | 1970-04-29 | $7700.00 | Window Closed / Lapsed |