Patent US2619901A successfully refreshed from Google Patents.
US2619901A
Expired / Lapsed
US
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Impression length varying means for rotary offset printing machines
Assignee: Harris Corp
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Filing: 1946-08-28
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Granted: 1952-12-02
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Expires: 1966-08-28
Abstract
No abstract record available.
Inventors
- 👤 Charles W Harrold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:01
CPC Classifications
B; B41; B41F; B41F7/00; B41F7/02; B41F7/04; B41F7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1128351A
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US1130259A
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US1721408A
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US1858763A
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US2036835A
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US2360340A
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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) | 1955-12-02 | 1956-06-02 | 1956-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-02 | 1960-06-02 | 1960-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-02 | 1964-06-02 | 1964-12-02 | $7700.00 | Window Closed / Lapsed |