US3523622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety device for side dumping mechanism for a loader bucket
Assignee: Caterpillar Inc
•
Filing: 1968-04-25
•
Granted: 1970-08-11
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Expires: 1988-04-25
Abstract
No abstract record available.
Inventors
- 👤 Thomas L Burcham
- 👤 Sterling R Booth Jr
- 👤 Walter B Miller
- 👤 Donald J Mcrae
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:16
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/34; E02F3/345; E02F9/00; E02F9/20; E02F9/22; E02F9/2203; E02F9/2217; E02F9/24; F; F15; F15B; F15B11/00; F15B11/16; F15B11/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US404472A
Cited
US3123061A
Cited
US3268101A
Cited
US3312364A
Cited
US3217496A
Cited
FR1380823A
Cited
US3252285A
Cited
US3286465A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-10 | 1974-02-09 | 1974-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-10 | 1978-02-09 | 1978-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-10 | 1982-02-09 | 1982-08-11 | $7700.00 | Window Closed / Lapsed |