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US2523809A
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Syringe
Assignee: Ritter Co Inc
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Filing: 1949-05-26
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Granted: 1950-09-26
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Expires: 1969-05-26
Abstract
No abstract record available.
Inventors
- 👤 Fay E Bronk
- 👤 Gordon K Cameron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:23
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/02; A61C17/0202
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2110339A
Cited
US2124747A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-25 | 1954-03-27 | 1954-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-25 | 1958-03-27 | 1958-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-25 | 1962-03-27 | 1962-09-26 | $7700.00 | Window Closed / Lapsed |