US2985080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined roller and transport device therefor
Assignee: Koehring Co
•
Filing: 1958-07-07
•
Granted: 1961-05-23
•
Expires: 1978-07-07
Abstract
No abstract record available.
Inventors
- 👤 John F Harrison
- 👤 William H Mathys
- 👤 Thompson Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:35
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/22; E01C19/23; E01C19/26; E01C19/266
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1887357A
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US2114412A
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US2221764A
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US2752832A
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US2829390A
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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) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |