Patent US3269841A successfully refreshed from Google Patents.
US3269841A
Expired / Lapsed
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Method for processing protein fiber
Assignee: LAND 0`LAKES Inc
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Filing: 1963-02-05
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Granted: 1966-08-30
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Expires: 1983-02-05
Abstract
No abstract record available.
Inventors
- 👤 Robert C Dechaine
- 👤 Robert W Callaghan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:03
CPC Classifications
D; D01; D01F; D01F4/00; A; A22; A22C; A22C13/00; A22C13/0003; A22C13/0006; A23; A23J; A23J3/00; A23J3/22; A23J3/225; A23J3/227; A23J3/28; C; C08; C08L; C08L89/00; D01D; D01D10/00; D01D10/04; D01D10/0436
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A METHOD OF TREATING A FIBROUS PROTEIN PRODUCT IN THE FORM OF A TOW WHICH COMPRISES FORMING A BATH OF TREATING FLUID, IMMERSING SAID TOW IN SAID BATH, AND THEN SIMULTANEOUSLY IMPREGNATING SAID TOW WITH SAID TREATING FLUID AND CONVEYING SAID TOW INTO THROUGH AND OUT OF SAID BATH BY VIBRATION OF SAID BATH AND TOW.
Claim 2
Independent Claim
56 words
A METHOD OF TREATING A FIBROUS PROTEIN PRODUCT IN THE FORM OF A TOW WHICH COMPRISES FORMING A BATH OF TREATING FLUID, IMMERSING SAID TOW IN SAID BATH, AND THEN SIMULTANEOUSLY IMPREGNATING SAID TOW WITH SAID TREATING FLUID AND CONVEYING SAID TOW INTO THROUGH AND OUT OF SAID BATH BY VIBRATION OF SAID BATH AND TOW.
References Cited (Backward Citations)
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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) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |