US3707415A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filament winding
Assignee: Hercules LLC
•
Filing: 1970-10-09
•
Granted: 1972-12-26
•
Expires: 1990-10-09
Abstract
Abstract THIS INVENTION RELATES TO FILAMENT WINDING AND PARTICULARLY TO WINDING PRE-IMPREGNATED TAPE-LIKE FILAMENTARY MATERIAL ON NON-CYLINDRICAL SURFACES, AND COMPRISES A CUTTER FOR SPLITTING THE TAPE ENDWISE INTO A PLURALITY OF FILAMENTARY ELEMENTS AND MEANS FOR EFFECTING A TAKE-UP ACTION INDIVIDUALLY UPON EACH ELEMENT, THEREBY REDUCING THE SHINGLING EFFECT INHERENT IN WINDING A TAPE ON A CURVED SURFACE.
Inventors
- 👤 Arthur D Golladay
- 👤 Kevin E Moran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:18
CPC Classifications
B; B65; B65H; B65H81/00; B29; B29C; B29C53/00; B29C53/56; B29C53/58; B29C53/583; B29C53/585; B29C53/80; B29C53/8008; B29C53/8016; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1067; Y10T156/1075; Y10T156/1084; Y10T156/1087
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) | 1975-12-26 | 1976-06-26 | 1976-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-26 | 1980-06-26 | 1980-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-26 | 1984-06-26 | 1984-12-26 | $7700.00 | Window Closed / Lapsed |