US3451334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-tier press with simultaneously opening and closing tiers
Assignee: Becker and Van Huellen GmbH and Co
•
Filing: 1966-09-26
•
Granted: 1969-06-24
•
Expires: 1986-09-26
Abstract
No abstract record available.
Inventors
- 👤 Will Hutter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:34
CPC Classifications
B; B30; B30B; B30B7/00; B30B7/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2558796A
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US2586474A
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US2884032A
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US2913027A
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US2941249A
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US3050777A
Cited
US3009495A
Cited
US3202088A
Cited
US3209405A
Cited
US3361056A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |