US3429313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Medical drainage pump
Assignee: Ram Domestic Products Co
•
Filing: 1966-02-01
•
Granted: 1969-02-25
•
Expires: 1986-02-01
Abstract
No abstract record available.
Inventors
- 👤 Pat Romanelli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:35
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/0067; A61M25/0068; A61M25/0069; A61M1/00; A61M1/71; A61M1/77; A61M1/772
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1209846A
Cited
US1355727A
Cited
US1846596A
Cited
US2492384A
Cited
US2494088A
Cited
US3042042A
Cited
US3016055A
Cited
US3109426A
Cited
US3142298A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |