US3430366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Earth-working device
Assignee: KING MACHINERY AND SALES CO Inc
•
Filing: 1966-01-17
•
Granted: 1969-03-04
•
Expires: 1986-01-17
Abstract
No abstract record available.
Inventors
- 👤 J W King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:14
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/76; E02F3/7663
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1811275A
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US1886780A
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US2441744A
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US2450721A
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US2528046A
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US2730822A
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US2726464A
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US3154868A
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US3200520A
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US3316664A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-03 | 1972-09-02 | 1973-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-03 | 1976-09-02 | 1977-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-03 | 1980-09-02 | 1981-03-04 | $7700.00 | Window Closed / Lapsed |