US2560810A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball-pointed pen
Assignee: Universal Fountain Pen & Penci
•
Filing: 1947-06-28
•
Granted: 1951-07-17
•
Expires: 1967-06-28
Abstract
No abstract record available.
Inventors
- 👤 Hy D Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:57
CPC Classifications
B; B43; B43K; B43K7/00; B43K7/02; B43K7/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1319556A
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US1801635A
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US2010950A
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US2432061A
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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) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |