Patent US3508489A successfully refreshed from Google Patents.
US3508489A
Expired / Lapsed
US
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Fluid applying mechanism
Assignee: Harris Graphics Corp
•
Filing: 1969-05-15
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Granted: 1970-04-28
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Expires: 1989-05-15
Abstract
No abstract record available.
Inventors
- 👤 Robert K Norton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:03
CPC Classifications
B; B41; B41F; B41F7/00; B41F7/20; B41F7/24; B41F7/40; B41F7/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1855939A
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US1867409A
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US2103254A
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US2260040A
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US2389730A
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US2464589A
Cited
US3094065A
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US3168037A
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US3146706A
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US3343484A
Cited
US3323779A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-27 | 1973-10-27 | 1974-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-27 | 1977-10-27 | 1978-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-27 | 1981-10-27 | 1982-04-28 | $7700.00 | Window Closed / Lapsed |