US2964863A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine with movable trunnions
Assignee: Shepherd Machinery Co
•
Filing: 1957-09-30
•
Granted: 1960-12-20
•
Expires: 1977-09-30
Abstract
No abstract record available.
Inventors
- 👤 Willard W Shepherd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:11
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/76; E02F3/7604; E02F3/96; E02F3/961; E02F5/00; E02F5/30; E02F5/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2499620A
Cited
US2798711A
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US2687586A
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US2730823A
Cited
DE922158C
Cited
US2660266A
Cited
US2883775A
Cited
US2805847A
Cited
US2874489A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |