Patent US2668638A successfully refreshed from Google Patents.
US2668638A
Expired / Lapsed
US
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Seed distributor
Assignee: LAURA M JOY
•
Filing: 1949-07-28
•
Granted: 1954-02-09
•
Expires: 1969-07-28
Abstract
No abstract record available.
Inventors
- 👤 Raymond L Joy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:31
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US582222A
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US672308A
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US700315A
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US969918A
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US978363A
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US1040642A
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US1075817A
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US2097887A
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US2354541A
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US2374132A
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US2538754A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-08 | 1957-08-10 | 1958-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-08 | 1961-08-10 | 1962-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-08 | 1965-08-10 | 1966-02-09 | $7700.00 | Window Closed / Lapsed |