Patent US2648433A successfully refreshed from Google Patents.
US2480930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for making silver protective cloth
Assignee: Pacific Mills
•
Filing: 1948-02-11
•
Granted: 1949-09-06
•
Expires: 1968-02-11
Abstract
No abstract record available.
Inventors
- 👤 Elwood C Jackson
- 👤 Tully H Babb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:27
CPC Classifications
D; D06; D06M; D06M11/00; D06M11/58; D06M11/67; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-05 | 1953-03-07 | 1953-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-05 | 1957-03-07 | 1957-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-05 | 1961-03-07 | 1961-09-06 | $7700.00 | Window Closed / Lapsed |