Patent US2781732A successfully refreshed from Google Patents.
US2781732A
Expired / Lapsed
US
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Apparatus for producing rounded dough bodies for the formation of bakery rolls and buns
Assignee: White Castle System Inc
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Filing: 1953-03-10
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Granted: 1957-02-19
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Expires: 1973-03-10
Abstract
No abstract record available.
Inventors
- 👤 Chester P Lenherr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:38
CPC Classifications
A; A21; A21C; A21C9/00; A21C9/08; A21C9/081; A21C5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2380172A
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US2383536A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-19 | 1960-08-20 | 1961-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-19 | 1964-08-20 | 1965-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-19 | 1968-08-20 | 1969-02-19 | $7700.00 | Window Closed / Lapsed |