US3500828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intravenous catheter apparatus
Assignee: FRED W PODHORA
•
Filing: 1966-08-31
•
Granted: 1970-03-17
•
Expires: 1986-08-31
Abstract
No abstract record available.
Inventors
- 👤 Fred W Podhora
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:53
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/01; A61M25/06; A61M25/0693; 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)
US2828744A
Cited
US3030953A
Cited
US3055361A
Cited
US3082769A
Cited
US3094122A
Cited
US3312220A
Cited
US3352306A
Cited
US3399674A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |