US2863612A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous fiber winding apparatus
Assignee: LOF GLASS FIBERS CO
•
Filing: 1954-08-26
•
Granted: 1958-12-09
•
Expires: 1974-08-26
Abstract
No abstract record available.
Inventors
- 👤 Ralph J Sherwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:21
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/86; B65H2701/00; B65H2701/30; B65H2701/31; B65H2701/312; B65H2701/3122
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US892783A
Cited
US1473450A
Cited
US1652992A
Cited
US2119847A
Cited
US2149851A
Cited
US2157811A
Cited
US2467555A
Cited
US2622810A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |