US2919258A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dulled article consisting of a polyamide and a normal metal salt of a saturated aliphatic dicarboxylic acid
Assignee: Honeywell International Inc
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Filing: 1956-02-17
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Granted: 1959-12-29
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Expires: 1976-02-17
Abstract
No abstract record available.
Inventors
- 👤 Edward W Pietrusza
- 👤 Robert C Wincklhofer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:32
CPC Classifications
D; D01; D01F; D01F6/00; D01F6/58; D01F6/60; D01F1/00; D01F1/02; D01F1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A SEMI-DULL TO DULL MOLECULARYLY ORIENTED, FUSIBLE ARTICLE OF POLYAMIDE OF THE GROUP CONSISTING OF POLYCAPROLACTAM, POLYHEXAMETHYLENE ADIPAMIDE AND THEIR MIXTURES, CONTAINING DISPERSED THEREIN AS DULLING AGENT A NORMAL METAL SALT OF AT LEAST SATURATED ALIPHATIC DICARBOXYLIC ACID CONTAINING BETWEEN 2 AND 10 CARBON ATOMS PER MOLECULE, IN AMOUNTS BETWEEN ABOUT 0.1 PART AND ABOUT 5.0 PARTS PER 100 PARTS BY WEIGHT OF POLYAMIDE, SAID METAL BEING OF THE GROUP CONSISTING OF ALUMINIUM, BARIUM, CADMIUM, CALCIUM, LEAD AND SODIUM.
Claim 2
Dependent Claim
79 words
A SEMI-DULL TO DULL MOLECULARYLY ORIENTED, FUSIBLE ARTICLE OF POLYAMIDE OF THE GROUP CONSISTING OF POLYCAPROLACTAM, POLYHEXAMETHYLENE ADIPAMIDE AND THEIR MIXTURES, CONTAINING DISPERSED THEREIN AS DULLING AGENT A NORMAL METAL SALT OF AT LEAST SATURATED ALIPHATIC DICARBOXYLIC ACID CONTAINING BETWEEN 2 AND 10 CARBON ATOMS PER MOLECULE, IN AMOUNTS BETWEEN ABOUT 0.1 PART AND ABOUT 5.0 PARTS PER 100 PARTS BY WEIGHT OF POLYAMIDE, SAID METAL BEING OF THE GROUP CONSISTING OF ALUMINIUM, BARIUM, CADMIUM, CALCIUM, LEAD AND SODIUM.
References Cited (Backward Citations)
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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) | 1962-12-28 | 1963-06-29 | 1963-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-28 | 1967-06-29 | 1967-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-28 | 1971-06-29 | 1971-12-29 | $7700.00 | Window Closed / Lapsed |