US2481803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Applicator for ink eradicators
Assignee: Individual
•
Filing: 1945-04-25
•
Granted: 1949-09-13
•
Expires: 1965-04-25
Abstract
No abstract record available.
Inventors
- 👤 Dorothy E Weaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:20
CPC Classifications
B; B43; B43L; B43L19/00; B43L19/0018; B43K; B43K29/00; B43K29/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1553072A
Cited
US852003A
Cited
US1153807A
Cited
US1209691A
Cited
US1738471A
Cited
US2029152A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-12 | 1953-03-14 | 1953-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-12 | 1957-03-14 | 1957-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-12 | 1961-03-14 | 1961-09-13 | $7700.00 | Window Closed / Lapsed |