US3474438A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Display system
Assignee: Monsanto Co
•
Filing: 1965-09-30
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Granted: 1969-10-21
•
Expires: 1985-09-30
Abstract
No abstract record available.
Inventors
- 👤 Verlin A Lauher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:57
CPC Classifications
G; G07; G07C; G07C3/00; G06; G06F; G06F3/00; G06F3/002; G06F3/01; G06F3/02; G08; G08C; G08C25/00; G08C25/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2611811A
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US2883651A
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US3248650A
Cited
US3189889A
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US3345625A
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US3348032A
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US3319227A
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US3324458A
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US3337860A
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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) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |