Patent US2547046A successfully refreshed from Google Patents.
Patent US2685109A successfully refreshed from Google Patents.
US2685109A
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Fiber-drafting element used in textile spinning
Assignee: George Angus and Co Ltd
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Filing: 1950-05-02
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Granted: 1954-08-03
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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
2026-10-31 13:10
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)
US2175798A
Cited
US2304656A
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US2385319A
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US2343559A
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US2381706A
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US2507869A
Cited
US2457542A
Cited
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 |