US2911949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Writing instrument
Assignee: Parker Pen Co
•
Filing: 1955-01-10
•
Granted: 1959-11-10
•
Expires: 1975-01-10
Abstract
No abstract record available.
Inventors
- 👤 Wendell K Beckwith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:13
CPC Classifications
B; B43; B43K; B43K7/00; B43K7/10; B43K7/105; B43K7/005; B43K7/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1962-11-09 | 1963-05-11 | 1963-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-09 | 1967-05-11 | 1967-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-09 | 1971-05-11 | 1971-11-10 | $7700.00 | Window Closed / Lapsed |