US2604424A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass fiber reinforced crepe paper
Assignee: General Electric Co
•
Filing: 1948-12-18
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Granted: 1952-07-22
•
Expires: 1968-12-18
Abstract
No abstract record available.
Inventors
- 👤 Kenneth N Mathes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:53
CPC Classifications
D; D21; D21H; D21H27/00; D21H27/30; D21H27/40; D21F; D21F11/00; D21H27/32; D21H27/34; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24446; Y10T428/24455; Y10T428/249921; Y10T428/249924; Y10T428/249926
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |