US2768657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stranded endless conveyors
Assignee: Bemis Brothers Bag Co
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Filing: 1952-11-12
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Granted: 1956-10-30
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Expires: 1972-11-12
Abstract
No abstract record available.
Inventors
- 👤 Harold V Kindseth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:23
CPC Classifications
B; B65; B65G; B65G15/00; B65G15/10; B65G15/105; B65B; B65B43/00; B65B43/42; B65B43/54; B65B43/56; B65B43/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-30 | 1960-04-30 | 1960-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-30 | 1964-04-30 | 1964-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-30 | 1968-04-30 | 1968-10-30 | $7700.00 | Window Closed / Lapsed |