US3023970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spray boom and spray boom mounting means
Assignee: Individual
•
Filing: 1958-01-08
•
Granted: 1962-03-06
•
Expires: 1978-01-08
Abstract
No abstract record available.
Inventors
- 👤 Knoell Lawrence Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:01
CPC Classifications
A; A01; A01M; A01M7/00; A01M7/005; A01M7/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US872654A
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US999676A
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US1943655A
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US1886369A
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GB557068A
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US2586636A
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US2619379A
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US2618509A
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US2622831A
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US2770493A
Cited
US2857201A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-05 | 1965-09-04 | 1966-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-05 | 1969-09-04 | 1970-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-05 | 1973-09-04 | 1974-03-06 | $7700.00 | Window Closed / Lapsed |