Patent US4603595A successfully refreshed from Google Patents.
US3045674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hypodermic syringe piston
Assignee: Graham Chemical Corp
•
Filing: 1958-11-24
•
Granted: 1962-07-24
•
Expires: 1978-11-24
Abstract
No abstract record available.
Inventors
- 👤 Samuel D Goldberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:39
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/315; A61M5/31511; F; F16; F16J; F16J1/00; F16J1/10; F16J1/12; A61M5/3148; A61M5/31515; Y; Y10; Y10S; Y10S604/00; Y10S604/90
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |