Patent US3066592A successfully refreshed from Google Patents.
US3066592A
Expired / Lapsed
US
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Vacuum support
Assignee: Industrial Gravure Co
•
Filing: 1960-05-10
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Granted: 1962-12-04
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Expires: 1980-05-10
Abstract
No abstract record available.
Inventors
- 👤 Kenneth A Ott
- 👤 Ralph V Seifert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:55
CPC Classifications
B; B41; B41F; B41F27/00; B41F27/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US920648A
Cited
US1750294A
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US2122474A
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US2041373A
Cited
US2170622A
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US2445566A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |