US3517832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for loading hay
Assignee: EDWIN C ZIESCHANG JR
•
Filing: 1968-07-15
•
Granted: 1970-06-30
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Expires: 1988-07-15
Abstract
No abstract record available.
Inventors
- 👤 Edwin C Zieschang Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:12
CPC Classifications
A; A01; A01D; A01D90/00; A01D90/02; A01D90/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1945426A
Cited
US2716503A
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US2848127A
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USRE25750E
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US3159287A
Cited
US3251485A
Cited
US3385456A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-29 | 1973-12-29 | 1974-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-29 | 1977-12-29 | 1978-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-29 | 1981-12-29 | 1982-06-30 | $7700.00 | Window Closed / Lapsed |