US2474496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Syringe
Assignee: Individual
•
Filing: 1947-06-26
•
Granted: 1949-06-28
•
Expires: 1967-06-26
Abstract
No abstract record available.
Inventors
- 👤 Rayman Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:19
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/315; A61M5/31565; A61M5/3159; A61M5/31591; A61M5/31533; A61M5/31545; A61M5/31548; A61M5/31555; A61M5/3156; A61M5/31501; A61M5/31505; A61M5/31576; A61M5/31578; A61M5/3158; A61M5/31593; A61M5/31595
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1546494A
Cited
US2373520A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-27 | 1952-12-27 | 1953-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-27 | 1956-12-27 | 1957-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-27 | 1960-12-27 | 1961-06-28 | $7700.00 | Window Closed / Lapsed |