US3372842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Devices for spreading liquids
Assignee: Ary Van Der Lely
•
Filing: 1966-02-15
•
Granted: 1968-03-12
•
Expires: 1986-02-15
Abstract
No abstract record available.
Inventors
- 👤 Lely Ary Van Der
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:07
CPC Classifications
A; A01; A01C; A01C23/00; A01C23/001; A01C23/003; A01C23/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1673348A
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US2495905A
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US2612289A
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GB722617A
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US2779586A
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US3145057A
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US3064861A
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US3144173A
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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) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |