US3020935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making plastic reinforced fabric and articles made thereby
Assignee: Frank D Saylor & Son
•
Filing: 1958-02-21
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Granted: 1962-02-13
•
Expires: 1978-02-21
Abstract
No abstract record available.
Inventors
- 👤 Charles B Balis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:08
CPC Classifications
D; D03; D03D; D03D37/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
METHOD OF MAKING A TUBULAR FABRIC HAVING IMPROVED HOOP STRENGTH COMPRISING FIRST APPLYING A HARDENABLE RESINOUS THERMOSETTING MATERIAL TO A FLEXIBLE YARN, COATING SAID YARN SO IMPREGNATED WITH A SEALING MATERIAL, THEN WEAVING SAID YARN AS THE SPIRAL WEFT IN A TUBULAR WOVEN FABRIC, AND THEREAFTER HARDENING SAID HARDENABLE RESINOUS MATERIAL TO RIGIDIFY SAID YARN AND THEREBY TO INCREASE THE COMPRESSION HOOP STRENGTH OF SAID WOVEN TUBULAR FABRIC.
Claim 2
Dependent Claim
68 words
METHOD OF MAKING A TUBULAR FABRIC HAVING IMPROVED HOOP STRENGTH COMPRISING FIRST APPLYING A HARDENABLE RESINOUS THERMOSETTING MATERIAL TO A FLEXIBLE YARN, COATING SAID YARN SO IMPREGNATED WITH A SEALING MATERIAL, THEN WEAVING SAID YARN AS THE SPIRAL WEFT IN A TUBULAR WOVEN FABRIC, AND THEREAFTER HARDENING SAID HARDENABLE RESINOUS MATERIAL TO RIGIDIFY SAID YARN AND THEREBY TO INCREASE THE COMPRESSION HOOP STRENGTH OF SAID WOVEN TUBULAR FABRIC.
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-12 | 1965-08-14 | 1966-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-12 | 1969-08-14 | 1970-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-12 | 1973-08-14 | 1974-02-13 | $7700.00 | Window Closed / Lapsed |