Patent US2779055A successfully refreshed from Google Patents.
US2779055A
Expired / Lapsed
US
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Edge rolling device
Assignee: Individual
•
Filing: 1954-04-29
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Granted: 1957-01-29
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Expires: 1974-04-29
Abstract
No abstract record available.
Inventors
- 👤 Burger Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:03
CPC Classifications
B; B29; B29C; B29C41/00; B29C41/02; B29C41/14; B29C53/00; B29C53/32; B29K; B29K2021/00; B29L; B29L2031/00; B29L2031/48; B29L2031/4842; B29L2031/4864
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1818792A
Cited
US2067641A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |