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US3326467A
Expired / Lapsed
US
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Atomizer with multi-frequency exciter
Assignee: Individual
•
Filing: 1965-12-20
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Granted: 1967-06-20
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Expires: 1985-12-20
Abstract
No abstract record available.
Inventors
- 👤 William K Fortman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:03
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/34; B; B05; B05B; B05B17/00; B05B17/04; B05B17/06; B05B17/0692; Y; Y10; Y10S; Y10S261/00; Y10S261/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2532554A
Cited
US3297255A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |