US3529678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mounting for bulldozer blades
Assignee: Caterpillar Inc
•
Filing: 1968-08-14
•
Granted: 1970-09-22
•
Expires: 1988-08-14
Abstract
No abstract record available.
Inventors
- 👤 Max J Teasdale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:24
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/76; E02F3/7609; E02F3/7613; E02F3/7618
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2160596A
Cited
US2629946A
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US2749630A
Cited
US2904910A
Cited
US2973592A
Cited
US3157099A
Cited
US3083480A
Cited
US3084461A
Cited
US3246406A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-21 | 1974-03-23 | 1974-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-21 | 1978-03-23 | 1978-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-21 | 1982-03-23 | 1982-09-22 | $7700.00 | Window Closed / Lapsed |