Patent US2528850A successfully refreshed from Google Patents.
US2528850A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of drying printing inks
Assignee: Meyercord Co
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Filing: 1947-07-08
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Granted: 1950-11-07
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Expires: 1967-07-08
Abstract
No abstract record available.
Inventors
- 👤 Clark E Thorp
- 👤 Layton C Kinney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:19
CPC Classifications
B; B41; B41F; B41F23/00; B41F23/04; B41F23/044; B41F23/0443
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
THE PROCESS OF PRINTING, WHICH COMPRISES DEPOSITING ON SHEET MATERIAL AN INK COMPOSITION CONTAINING A FATTY OIL, AND SUBJECTING SAID FRESHLY DEPOSITED COMPOSITION TO THE ACTION OF SULPHUR DICHLORIDE VAPORS TO HARDEN SAID COMPOSITION.
Claim 2
Dependent Claim
34 words
THE PROCESS OF PRINTING, WHICH COMPRISES DEPOSITING ON SHEET MATERIAL AN INK COMPOSITION CONTAINING A FATTY OIL, AND SUBJECTING SAID FRESHLY DEPOSITED COMPOSITION TO THE ACTION OF SULPHUR DICHLORIDE VAPORS TO HARDEN SAID COMPOSITION.
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) | 1953-11-06 | 1954-05-08 | 1954-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-06 | 1958-05-08 | 1958-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-06 | 1962-05-08 | 1962-11-07 | $7700.00 | Window Closed / Lapsed |