US2933037A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bale ventilating means
Assignee: Case LLC
•
Filing: 1956-07-26
•
Granted: 1960-04-19
•
Expires: 1976-07-26
Abstract
No abstract record available.
Inventors
- 👤 Stanley D Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:35
CPC Classifications
B; B30; B30B; B30B9/00; B30B9/30; B30B9/3003; B30B9/3021; A; A01; A01F; A01F15/00; A01F15/04; A01F15/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US280333A
Cited
US318601A
Cited
GB190118487A
Cited
US1570604A
Cited
US1893258A
Cited
US2413522A
Cited
US2587771A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |