Patent US3275580A successfully refreshed from Google Patents.
US3275580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaped articles containing cellulose crystallite aggregates having an average level-off d.p.
Assignee: FMC Corp
•
Filing: 1963-01-31
•
Granted: 1966-09-27
•
Expires: 1983-01-31
Abstract
No abstract record available.
Inventors
- 👤 Orlando A Battista
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:32
CPC Classifications
C; C08; C08L; C08L1/00; B; B29; B29C; B29C33/00; B29C33/56; B29C33/68; C08L1/02; C08L101/00; D; D01; D01F; D01F1/00; D01F1/02; D01F1/10; D01F2/00; D01F2/06; D01F2/08; D01F2/10; D01F2/24; D01F2/28; Y; Y10; Y10T; Y10T428/00; Y10T428/25; Y10T428/253; Y10T428/26; Y10T428/268; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2936; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31884; Y10T428/31891; Y10T428/31942; Y10T428/31949; Y10T428/31953
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A SHAPED ARTICLE OF A MIXTURE OF FILAMENT AND FILMFORMING SYNTHETIC THERMOPLASTIC RESIN AND LESS THAN 50% BY WEIGHT OF THE MIXTURE OF CELLULOSE CRYSTALLINE AGGREGATES HAVING AN AVERAGE LEVEL-OFF D.P. OF FROM 15 TO 375.
Claim 2
Dependent Claim
36 words
A SHAPED ARTICLE OF A MIXTURE OF FILAMENT AND FILMFORMING SYNTHETIC THERMOPLASTIC RESIN AND LESS THAN 50% BY WEIGHT OF THE MIXTURE OF CELLULOSE CRYSTALLINE AGGREGATES HAVING AN AVERAGE LEVEL-OFF D.P. OF FROM 15 TO 375.
References Cited (Backward Citations)
GB402383A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |