US2862281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of filamentary material
Assignee: Industrial Rayon Corp
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Filing: 1954-05-17
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Granted: 1958-12-02
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Expires: 1974-05-17
Abstract
No abstract record available.
Inventors
- 👤 George K Klausner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:50
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/322; D06M13/395; Y; Y10; Y10S; Y10S156/00; Y10S156/91; Y10S8/00; Y10S8/04; Y10S8/21; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T428/2967
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A PROCESS FOR MAKING FILAMENTARY PRODUCTS HAVING IMPROVED ADHESION TO PLASTIC, ELASTOMERIC OR POLYMERIC MATERIALS, COMPRISING THE STEPS, TREATING FILAMENTARY MATERIAL IN THE FORM OF CONTINUOUS FILAMENTS, STAPLE FIBER, YARN, THREAD OF CORD, WITH AN ISOCYANATE REACTION PRODUCT WHICH DEOMPOSES TO AN ISOCYANATE AT AN ELEVATED TEMPERATURE; AND THEREAFTER MAINTAINING THE TEMPERATURE OF THE PROCESSING THEREOF WHILE IN SAID FORM BELOW THE ISOCYANATE-FORMING TEMPERATURE OF SAID ISOCYANATE REACTION PRODUCT.
Claim 2
Dependent Claim
69 words
A PROCESS FOR MAKING FILAMENTARY PRODUCTS HAVING IMPROVED ADHESION TO PLASTIC, ELASTOMERIC OR POLYMERIC MATERIALS, COMPRISING THE STEPS, TREATING FILAMENTARY MATERIAL IN THE FORM OF CONTINUOUS FILAMENTS, STAPLE FIBER, YARN, THREAD OF CORD, WITH AN ISOCYANATE REACTION PRODUCT WHICH DEOMPOSES TO AN ISOCYANATE AT AN ELEVATED TEMPERATURE; AND THEREAFTER MAINTAINING THE TEMPERATURE OF THE PROCESSING THEREOF WHILE IN SAID FORM BELOW THE ISOCYANATE-FORMING TEMPERATURE OF SAID ISOCYANATE REACTION PRODUCT.
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) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |