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US3243066A
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Assignee: Caterpillar Inc
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Filing: 1964-01-20
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Granted: 1966-03-29
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Expires: 1984-01-20
Abstract
No abstract record available.
Inventors
- 👤 Charles W Gardner
- 👤 Billy C Grigsby
- 👤 William D Toncray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:52
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/36; E02F3/3604; E02F3/3609; E02F3/3631; E02F3/3654; E02F3/3663
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3034237A
Cited
US3204793A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |