US2464840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of repairing glass hypodermic syringes
Assignee: Individual
•
Filing: 1945-05-31
•
Granted: 1949-03-22
•
Expires: 1965-05-31
Abstract
No abstract record available.
Inventors
- 👤 Charles C Fogg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:58
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49718; Y10T29/49732; Y10T29/49734; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/49918
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |