US3005591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Atomizing type portable humidifier
Assignee: John Oster Manufacturing Co
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Filing: 1961-06-28
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Granted: 1961-10-24
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Expires: 1981-06-28
Abstract
No abstract record available.
Inventors
- 👤 Bradley Addison Ballard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:42
CPC Classifications
A; A61; A61M; A61M16/00; A61M16/10; A61M16/14; A61M16/16; A61M15/00; A61M15/0001; A61M15/0005; A61M15/0006; A61M2205/00; A61M2205/33; A61M2205/3379; A61M2205/3389
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-23 | 1965-04-24 | 1965-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-23 | 1969-04-24 | 1969-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-23 | 1973-04-24 | 1973-10-24 | $7700.00 | Window Closed / Lapsed |