Patent US3166012A successfully refreshed from Google Patents.
US3166012A
Expired / Lapsed
US
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Coacting cylinders having skewed gaps to maintain balanced pressure contact
Assignee: GEORGE HANTSCHO COMPANY Inc
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Filing: 1962-08-22
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Granted: 1965-01-19
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Expires: 1982-08-22
Abstract
No abstract record available.
Inventors
- 👤 Hantscho George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:13
CPC Classifications
B; B41; B41F; B41F7/00; B41F7/02; B41F7/12; B41F13/00; B41F13/08; B41F13/085
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) | 1968-01-19 | 1968-07-20 | 1969-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-19 | 1972-07-20 | 1973-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-19 | 1976-07-20 | 1977-01-19 | $7700.00 | Window Closed / Lapsed |