Patent US3515349A successfully refreshed from Google Patents.
US3515349A
Expired / Lapsed
US
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Boom assembly for sprayers
Assignee: Case LLC
•
Filing: 1968-03-20
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Granted: 1970-06-02
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Expires: 1988-03-20
Abstract
No abstract record available.
Inventors
- 👤 Charles D Mecklin
- 👤 James M Francis
- 👤 George H Hale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:49
CPC Classifications
A; A01; A01M; A01M7/00; A01M7/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US559042A
Cited
US583579A
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US1526642A
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FR558166A
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US1656171A
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US2548209A
Cited
US2641505A
Cited
US2663973A
Cited
US3023970A
Cited
US3202359A
Cited
US3310239A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |