Patent US2739590A successfully refreshed from Google Patents.
US2739590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hypodermic syringe gauge
Assignee: Individual
•
Filing: 1955-01-10
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Granted: 1956-03-27
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Expires: 1975-01-10
Abstract
No abstract record available.
Inventors
- 👤 Donald E Yochem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:14
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/315; A61M5/31533; A61M5/31545; A61M5/31548; A61M5/31555; A61M5/31561
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-27 | 1959-09-26 | 1960-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-27 | 1963-09-26 | 1964-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-27 | 1967-09-26 | 1968-03-27 | $7700.00 | Window Closed / Lapsed |