US2949134A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Papermakers' felts and like industrial woven textile fabrics
Assignee: Scapa Blackburn Ltd
•
Filing: 1956-08-15
•
Granted: 1960-08-16
•
Expires: 1976-08-15
Abstract
No abstract record available.
Inventors
- 👤 Hindle Thomas
- 👤 Race Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:39
CPC Classifications
D; D21; D21F; D21F7/00; D21F7/08; D21F7/083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB610171A
Cited
US2506667A
Cited
US2540874A
Cited
US2542297A
Cited
GB710078A
Cited
US2604689A
Cited
US2748445A
Cited
US2882933A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-16 | 1964-02-15 | 1964-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-16 | 1968-02-15 | 1968-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-16 | 1972-02-15 | 1972-08-16 | $7700.00 | Window Closed / Lapsed |