US3416713A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filament inserting tool
Assignee: Stephens Industries Inc
•
Filing: 1965-05-28
•
Granted: 1968-12-17
•
Expires: 1985-05-28
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Stephens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:52
CPC Classifications
D; D06; D06H; D06H1/00; D06H1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A FILAMENT INSERTING TOOL FOR ADVANCING A FILAMENT AXIALLY THROUGH A TICKET AND THROUGH SOFT GOODS COMPRISING A THIN WALLED FILAMENT RECEIVING TUBE, SAID TUBE TAPERING AT ONE END TO A SUBSTANTIALLY SPHERICAL POINT THE RADIUS OF WHICH IS SUBSTANTIALLY EQUAL TO ONE-HALF THE THICKNESS OF SAID TUBE WALL, AND THE EDGES OF SAID WALL IN THE REGION OF SAID TAPER BEING ROUNDED AND FORMING A SURFACE WHICH IS SUBSTANTIALLY TANGENTIAL TO SAID POINT.
Claim 2
Dependent Claim
74 words
A FILAMENT INSERTING TOOL FOR ADVANCING A FILAMENT AXIALLY THROUGH A TICKET AND THROUGH SOFT GOODS COMPRISING A THIN WALLED FILAMENT RECEIVING TUBE, SAID TUBE TAPERING AT ONE END TO A SUBSTANTIALLY SPHERICAL POINT THE RADIUS OF WHICH IS SUBSTANTIALLY EQUAL TO ONE-HALF THE THICKNESS OF SAID TUBE WALL, AND THE EDGES OF SAID WALL IN THE REGION OF SAID TAPER BEING ROUNDED AND FORMING A SURFACE WHICH IS SUBSTANTIALLY TANGENTIAL TO SAID POINT.
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) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |