US2537323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unwoven fabric
Assignee: Individual
•
Filing: 1947-12-04
•
Granted: 1951-01-09
•
Expires: 1967-12-04
Abstract
No abstract record available.
Inventors
- 👤 Wurzburger Hugo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:19
CPC Classifications
D; D04; D04H; D04H3/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24058; Y10T428/24074; Y10T428/24479; Y10T428/2457; Y10T428/29; Y10T428/2913; Y10T428/2973; Y10T428/2978; Y10T442/00; Y10T442/60; Y10T442/608; Y10T442/627
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-08 | 1954-07-10 | 1955-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-08 | 1958-07-10 | 1959-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-08 | 1962-07-10 | 1963-01-09 | $7700.00 | Window Closed / Lapsed |