US2806473A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hypodermic and like syringes, needles for use therewith, and connections therebetween
Assignee: MAC GREGOR INSTR Co
•
Filing: 1953-11-23
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Granted: 1957-09-17
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Expires: 1973-11-23
Abstract
No abstract record available.
Inventors
- 👤 Robert C Lingley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:38
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/32; A61M5/34; A61M5/3205; A61M2005/3206
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1157552A
Cited
GB117654A
Cited
FR522175A
Cited
US1668315A
Cited
GB361594A
Cited
US1961490A
Cited
US2020111A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-16 | 1961-03-18 | 1961-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-16 | 1965-03-18 | 1965-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-16 | 1969-03-18 | 1969-09-17 | $7700.00 | Window Closed / Lapsed |