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Patent US3011857A successfully refreshed from Google Patents.
US3011857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bud ettal
Assignee: —
•
Filing: —
•
Granted: 1961-12-05
•
Expires: 1978-12-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 02:31
CPC Classifications
B; B41; B41J; B41J2/00; B41J2/005; B41J2/01; B41J2/015; B41J2/04; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8726; Y10T83/8733
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2551933A
Cited
US797491A
Cited
US864500A
Cited
US1010576A
Cited
FR386569A
Cited
US1219912A
Cited
US1832918A
Cited
DE596852C
Cited
US2080065A
Cited
US2156945A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |