US2965054A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Needling fabric, method and apparatus
Assignee: CH Masland and Sons
•
Filing: 1953-03-19
•
Granted: 1960-12-20
•
Expires: 1973-03-19
Abstract
No abstract record available.
Inventors
- 👤 Charles H Masland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:37
CPC Classifications
D; D05; D05C; D05C15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US793674A
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US876562A
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US1831485A
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US1863049A
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GB404681A
Cited
US2226631A
Cited
US2354731A
Cited
GB562086A
Cited
US2360398A
Cited
US2652616A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |