US2830586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable syringe
Assignee: Wyeth LLC
•
Filing: 1955-04-19
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Granted: 1958-04-15
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Expires: 1975-04-19
Abstract
No abstract record available.
Inventors
- 👤 Dann Morris
- 👤 John J Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:32
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/28; A61M5/31; A61M2005/3112; A61M5/315; A61M5/31501; A61M5/31505; A61M5/31533; A61M5/31545; A61M5/31548; A61M5/3155; A61M5/31553; A61M5/31565; A61M5/31576; A61M5/31578; A61M5/3158; A61M5/3159; A61M5/31593; A61M5/31595
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-14 | 1961-10-14 | 1962-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-14 | 1965-10-14 | 1966-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-14 | 1969-10-14 | 1970-04-15 | $7700.00 | Window Closed / Lapsed |