US3422489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-channel stuffing system
Assignee: Oscar Mayer Foods Corp
•
Filing: 1966-03-10
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Granted: 1969-01-21
•
Expires: 1986-03-10
Abstract
No abstract record available.
Inventors
- 👤 Frederick H Middleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:17
CPC Classifications
A; A22; A22C; A22C11/00; A22C11/02; A22C11/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR720478A
Cited
US2805444A
Cited
US3042964A
Cited
US3009195A
Cited
US3108318A
Cited
US3162894A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |