US2800882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latch means for retractable ball pens
Assignee: Scripto Inc
•
Filing: 1953-12-14
•
Granted: 1957-07-30
•
Expires: 1973-12-14
Abstract
No abstract record available.
Inventors
- 👤 Blanchard D Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:43
CPC Classifications
B; B43; B43K; B43K24/00; B43K24/02; B43K24/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE26407C
Cited
US365747A
Cited
US2583142A
Cited
GB641595A
Cited
US2557054A
Cited
FR976380A
Cited
DE809514C
Cited
FR996221A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-29 | 1961-01-28 | 1961-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-29 | 1965-01-28 | 1965-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-29 | 1969-01-28 | 1969-07-30 | $7700.00 | Window Closed / Lapsed |