Patent US3443547A successfully refreshed from Google Patents.
US3443547A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shuttle type animal feeder
Assignee: J-STAR INDUSTRIES Inc A CORP OF WISCONSIN
•
Filing: 1966-11-04
•
Granted: 1969-05-13
•
Expires: 1986-11-04
Abstract
No abstract record available.
Inventors
- 👤 Robert G Ferris
- 👤 Allen K Gillette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:16
CPC Classifications
A; A01; A01K; A01K5/00; A01K5/02; A01K5/0266
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1771778A
Cited
US2050477A
Cited
US2342039A
Cited
US2720384A
Cited
US3024765A
Cited
US3134478A
Cited
US3252444A
Cited
US3342165A
Cited
US3366223A
Cited
US3360108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-12 | 1972-11-11 | 1973-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-12 | 1976-11-11 | 1977-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-12 | 1980-11-11 | 1981-05-13 | $7700.00 | Window Closed / Lapsed |