Patent US2780494A successfully refreshed from Google Patents.
US2780494A
Expired / Lapsed
US
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Device for atomizing fluids
Assignee: LTG Lufttechnische GmbH
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Filing: 1955-04-25
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Granted: 1957-02-05
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Expires: 1975-04-25
Abstract
No abstract record available.
Inventors
- 👤 Keser Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:36
CPC Classifications
B; B05; B05B; B05B15/00; B05B15/60; B05B15/65; B05B15/658; B05B15/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE80683C
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US572606A
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US1198886A
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US1693230A
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US1964097A
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US2343958A
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US2563300A
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US2644720A
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DE874524C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-05 | 1960-08-06 | 1961-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-05 | 1964-08-06 | 1965-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-05 | 1968-08-06 | 1969-02-05 | $7700.00 | Window Closed / Lapsed |