US2966419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Black inks for ball point fountain pens
Assignee: Honeywell International Inc
•
Filing: 1957-11-25
•
Granted: 1960-12-27
•
Expires: 1977-11-25
Abstract
No abstract record available.
Inventors
- 👤 Norman L Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:35
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/16; C09D11/18; C09B; C09B45/00; C09B45/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
AN INK SUITABLE FOR BALL POINT PENS, CONSISTING ESSENTIALLY OF SOLUTION OF A BLACK COLORANT HAVING THE FORMULA
Claim 2
Dependent Claim
18 words
AN INK SUITABLE FOR BALL POINT PENS, CONSISTING ESSENTIALLY OF SOLUTION OF A BLACK COLORANT HAVING THE FORMULA
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) | 1963-12-27 | 1964-06-27 | 1964-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-27 | 1968-06-27 | 1968-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-27 | 1972-06-27 | 1972-12-27 | $7700.00 | Window Closed / Lapsed |