US3400521A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor-drawn mowing machine
Assignee: FIRST CITY BANK OF CORPUS CHRISTI PO BOX 4666 CORPUS CHRISTI TX 78408
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Filing: 1965-05-26
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Granted: 1968-09-10
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Expires: 1985-05-26
Abstract
No abstract record available.
Inventors
- 👤 Caldwell Frederick Clay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:23
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/64; A01D34/66; A01D34/661; A01D75/00; A01D75/30; A01D75/303
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-10 | 1972-03-11 | 1972-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-10 | 1976-03-11 | 1976-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-10 | 1980-03-11 | 1980-09-10 | $7700.00 | Window Closed / Lapsed |