US2803248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Space inhalation device
Assignee: Siemens Schuckertwerke AG
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Filing: 1956-01-24
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Granted: 1957-08-20
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Expires: 1976-01-24
Abstract
No abstract record available.
Inventors
- 👤 Deuser Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:19
CPC Classifications
A; A61; A61M; A61M11/00; A61M11/06; A61M11/04; A61M11/041; A61M11/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR816463A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |