US2685109A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fiber-drafting element used in textile spinning
Assignee: George Angus and Co Ltd
•
Filing: 1950-05-02
•
Granted: 1954-08-03
•
Expires: 1970-05-02
Abstract
No abstract record available.
Inventors
- 👤 Balkin Mark
- 👤 Turner Denys Grahame
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:37
CPC Classifications
D; D01; D01H; D01H5/00; D01H5/18; D01H5/70; D01H5/74; D01H5/80; D01H2700/00; D01H2700/245
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A FIBRE-DRAFTING ELEMENT HAVING A FIBREDRAFTING SURFACE LAYER CONSISTING OF AN OIL-RESISTANT SYNTHETIC RUBBER COMPOSITION HAVING PERMANENTLY BLENDED WITH THE RUBBER PHASE OF SAID COMPOSITION A COLLOIDAL WATER-SOLUBLE VEGETABLE GUM IN THE PROPORTION OF AT LEAST 10 PARTS BY WEIGHT OF SAID GUM TO 100 PARTS BY WEIGHT OF SAID RUBBER.
Claim 2
Dependent Claim
51 words
A FIBRE-DRAFTING ELEMENT HAVING A FIBREDRAFTING SURFACE LAYER CONSISTING OF AN OIL-RESISTANT SYNTHETIC RUBBER COMPOSITION HAVING PERMANENTLY BLENDED WITH THE RUBBER PHASE OF SAID COMPOSITION A COLLOIDAL WATER-SOLUBLE VEGETABLE GUM IN THE PROPORTION OF AT LEAST 10 PARTS BY WEIGHT OF SAID GUM TO 100 PARTS BY WEIGHT OF SAID RUBBER.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-02 | 1958-02-01 | 1958-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-02 | 1962-02-01 | 1962-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-02 | 1966-02-01 | 1966-08-03 | $7700.00 | Window Closed / Lapsed |