Patent DE2855337A1 successfully refreshed from Google Patents.
US3006229A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic organ
Assignee: KINSMAN Manufacturing CO Inc
•
Filing: 1959-04-22
•
Granted: 1961-10-31
•
Expires: 1979-04-22
Abstract
No abstract record available.
Inventors
- 👤 George H Hadden
- 👤 Jr Richard H Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:41
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/02; G10H1/04; G10H1/053; G10H1/057; Y; Y10; Y10S; Y10S84/00; Y10S84/23
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2173888A
Cited
US2357191A
Cited
US2310429A
Cited
US2500820A
Cited
US2533821A
Cited
US2557133A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-30 | 1965-05-01 | 1965-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-30 | 1969-05-01 | 1969-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-30 | 1973-05-01 | 1973-10-31 | $7700.00 | Window Closed / Lapsed |