US3054705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydroxyethylcellulose pellets and process
Assignee: Rayonier Inc
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Filing: 1960-11-07
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Granted: 1962-09-18
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Expires: 1980-11-07
Abstract
No abstract record available.
Inventors
- 👤 Mitchell Reid Logan
- 👤 Delmont K Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:20
CPC Classifications
C; C08; C08L; C08L1/00; C08L1/08; C08L1/26; C08L1/28; C08L1/284; B; B29; B29B; B29B9/00; C08B; C08B11/00; C08B11/02; C08B11/04; C08B11/08; C08B11/20; Y; Y10; Y10S; Y10S428/00; Y10S428/903; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T428/2965; Y10T428/298
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
70 words
AN ALKALI SOLUBLE HYDROXYETHYLCELLULOSE PELLET PRODUCT FORMED OF HYDROXYETHYLCELLULOSE FIBROUS CRUMB HAVING FROM 2% TO 8% OF ETHYLENE OXDIE SUBSTITUTION AND COMPRESSED TO A BULK DENSITY WHICH VARIES FROM THE HIGH RANGE OF FROM 30 TO 35 WHEN THE MOISTURE CONTENT IS 40% TO THE LOW RANGE OF FROM 20 TO 25 WHEN THE MOISTURE CONTENT IS 58%, SAID PELLETS BEING FREE OF SURFACE GLAZING AND READILY DISPERSIBLE IN WATER
Claim 2
Dependent Claim
70 words
AN ALKALI SOLUBLE HYDROXYETHYLCELLULOSE PELLET PRODUCT FORMED OF HYDROXYETHYLCELLULOSE FIBROUS CRUMB HAVING FROM 2% TO 8% OF ETHYLENE OXDIE SUBSTITUTION AND COMPRESSED TO A BULK DENSITY WHICH VARIES FROM THE HIGH RANGE OF FROM 30 TO 35 WHEN THE MOISTURE CONTENT IS 40% TO THE LOW RANGE OF FROM 20 TO 25 WHEN THE MOISTURE CONTENT IS 58%, SAID PELLETS BEING FREE OF SURFACE GLAZING AND READILY DISPERSIBLE IN WATER
Claim 3
Dependent Claim
29 words
AN HYDROXYETHYLCELLULOSE PELLET PRODUCT ACCORDING TO CLAIM 1 IN WHICH THE PELLETS ARE ROD-LIKE EXTRUSIONS HAVING DIAMETERS VARYING FROM 1/8 TO 3/8 INCH AND LENGHT OF ABOUT 1/2-1 INCH.
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) | 1965-09-17 | 1966-03-19 | 1966-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-17 | 1970-03-19 | 1970-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-17 | 1974-03-19 | 1974-09-18 | $7700.00 | Window Closed / Lapsed |