US3446325A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable seamless continuous trough for liquid and support therefor
Assignee: EDWARD S ROBBINS JR
•
Filing: 1967-07-31
•
Granted: 1969-05-27
•
Expires: 1987-07-31
Abstract
No abstract record available.
Inventors
- 👤 Edward S Robbins Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:50
CPC Classifications
A; A01; A01K; A01K1/00; A01K1/02; A01K1/035; A01K1/0356; A01K39/00; A01K39/02; A01K7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2828717A
Cited
US3285227A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-26 | 1972-11-25 | 1973-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-26 | 1976-11-25 | 1977-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-26 | 1980-11-25 | 1981-05-27 | $7700.00 | Window Closed / Lapsed |