Patent US2678044A successfully refreshed from Google Patents.
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 20:00
CPC Classifications
A; A61; A61M; A61M11/00; A61M11/06; A61M15/00; A61M2209/00; A61M2209/08; A61M2209/084
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US391564A
Cited
US483435A
Cited
US582124A
Cited
US1312117A
Cited
US950738A
Cited
US1839193A
Cited
US1853242A
Cited
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 |