Patent US2936241A successfully refreshed from Google Patents.
US2936241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-printing indicia ink
Assignee: Unisys Corp
•
Filing: 1957-05-16
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Granted: 1960-05-10
•
Expires: 1977-05-16
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Sharp
- 👤 Frederick L Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:51
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
FOR USE WITH AN OFFSET PRINTING PLATE, AN ANHYDROUS NONPRINTING INDICIA INK CONSISTING ESSENTIALLY OF THE FOLLOWING PROPORTIONS OF INGREDIENTS BY WEIGHTS: PERCENT GLYCERINE ------------------ 25-35 DEXTRIN -------------------- 10-20 TITANIUM DIOXIDE ----------- 0-15 ULTRAMARINE BLUE ----------- 10-30 CALCIUM CARBONATE ---------- 5-25 CHINA CLAY ----------------- 0-20
Claim 2
Dependent Claim
45 words
FOR USE WITH AN OFFSET PRINTING PLATE, AN ANHYDROUS NONPRINTING INDICIA INK CONSISTING ESSENTIALLY OF THE FOLLOWING PROPORTIONS OF INGREDIENTS BY WEIGHTS: PERCENT GLYCERINE ------------------ 25-35 DEXTRIN -------------------- 10-20 TITANIUM DIOXIDE ----------- 0-15 ULTRAMARINE BLUE ----------- 10-30 CALCIUM CARBONATE ---------- 5-25 CHINA CLAY ----------------- 0-20
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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) | 1963-05-10 | 1963-11-09 | 1964-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-10 | 1967-11-09 | 1968-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-10 | 1971-11-09 | 1972-05-10 | $7700.00 | Window Closed / Lapsed |