US2678044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for preparing inhalatemixtures
Assignee: Individual
•
Filing: 1950-06-09
•
Granted: 1954-05-11
•
Expires: 1970-06-09
Abstract
No abstract record available.
Inventors
- 👤 Szekely George
- 👤 Zerykier David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:21
CPC Classifications
A; A61; A61M; A61M11/00; A61M11/06; A61M15/00; A61M2209/00; A61M2209/08; A61M2209/084
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1312117A
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US950738A
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US1839193A
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US1853242A
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US2040630A
Cited
US2150764A
Cited
FR868171A
Cited
US2414918A
Cited
US2503650A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-10 | 1957-11-09 | 1958-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-10 | 1961-11-09 | 1962-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-10 | 1965-11-09 | 1966-05-11 | $7700.00 | Window Closed / Lapsed |