Patent US2696212A successfully refreshed from Google Patents.
US2696212A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hypodermic syringe
Assignee: Individual
•
Filing: 1951-09-28
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Granted: 1954-12-07
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Expires: 1971-09-28
Abstract
No abstract record available.
Inventors
- 👤 Russell P Dunmire
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:40
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/28; A61M5/281; A61M5/282; A61M5/001; A61M5/31; A61M5/32; A61M5/3287; A61M5/329; A61M5/3291
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US730596A
Cited
US877946A
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US1455047A
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US1715771A
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US2300066A
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US2388323A
Cited
US2403074A
Cited
US2435251A
Cited
US2512568A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-06 | 1958-06-07 | 1958-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-06 | 1962-06-07 | 1962-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-06 | 1966-06-07 | 1966-12-07 | $7700.00 | Window Closed / Lapsed |