US2914876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Porous trays for artists' colors
Assignee: Individual
•
Filing: 1957-02-25
•
Granted: 1959-12-01
•
Expires: 1977-02-25
Abstract
No abstract record available.
Inventors
- 👤 John S Osler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:34
CPC Classifications
B; B44; B44D; B44D3/00; B44D3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US446953A
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US924865A
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US918563A
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US1130203A
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US1414338A
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US1835884A
Cited
US1891110A
Cited
US2680871A
Cited
US2850321A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |