US3466145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Urine screening device
Assignee: Individual
•
Filing: 1965-08-30
•
Granted: 1969-09-09
•
Expires: 1985-08-30
Abstract
No abstract record available.
Inventors
- 👤 Charles M Van Duyne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:15
CPC Classifications
A; A61; A61B; A61B10/00; A61B10/0045; A61B10/007
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2982700A
Cited
US2801424A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-08 | 1973-03-10 | 1973-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-08 | 1977-03-10 | 1977-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-08 | 1981-03-10 | 1981-09-09 | $7700.00 | Window Closed / Lapsed |