US2882026A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nebulizer
Assignee: Chemetron Corp
•
Filing: 1955-08-31
•
Granted: 1959-04-14
•
Expires: 1975-08-31
Abstract
No abstract record available.
Inventors
- 👤 Francis J Eichelman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:18
CPC Classifications
A; A61; A61M; A61M11/00; A61M11/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1261756A
Cited
US1254356A
Cited
US1568840A
Cited
US2613067A
Cited
US2681216A
Cited
US2709577A
Cited
FR1096471A
Cited
US2819716A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-13 | 1962-10-13 | 1963-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-13 | 1966-10-13 | 1967-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-13 | 1970-10-13 | 1971-04-14 | $7700.00 | Window Closed / Lapsed |