US3309734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spinnerette
Assignee: Monsanto Co
•
Filing: 1964-07-27
•
Granted: 1967-03-21
•
Expires: 1984-07-27
Abstract
No abstract record available.
Inventors
- 👤 George D Bynum
- 👤 Norman D Sims
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:31
CPC Classifications
D; D21; D21H; D21H5/00; D21H5/12; D21H5/20; D21H5/205; B; B29; B29C; B29C48/00; B29C48/03; B29C48/05; B29C48/25; B29C48/30; B29C48/345; D01; D01D; D01D4/00; D01D4/02; D01D5/00; D01D5/08; D01D5/098; D01D5/0985; D01D5/11; D01D5/24; D01D5/247; D01D5/42; D01D5/423; D01F; D01F6/00; D01F6/02; D01F6/18; D01F6/28; D01F6/38; D01F6/44; D01F6/54; D21H13/00; D21H13/10; D21H13/12; D21H13/18; Y; Y10; Y10S; Y10S264/00; Y10S264/47
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
APPARATUS FOR PRODUCING FILAMENTARY MATERIALS, WHICH COMPRISES: (A) A BASE MEMBER HAVING A PASSAGEWAY EXTENDING THROUGHOUT THE MAJOR AXIS THEREOF, SAID PASSAGEWAY BEING DIVIDED INTO TWO PORTIONS HAVING SUBSTANTIALLY DIFFERENT SIZE DIAMETERS, SAID PORTIONS BEING CONNECTED BY AN ABRUPT SHOULDER, (B) AN INLET IN THE BASE MEMBER POSITIONED INTERMEDIATE THE PASSAGEWAY PORTION HAVING THE LARGER DIAMETER, (C) AN ORIFICED ELEMENT MOUNTED IN THE BASE MEMBER, SAID ELEMENT HAVING SMALL HOLES AT AN ANGLE TO THE AXIS OF THE PASSAGEWAY FOR COMMUNICATION BETWEEN THE INLET AND THE PASSAGEWAY PORTION HAVING THE LARGER DIAMETER, (D) A FIRST CONNECTION MEANS FOR SUPPLYING A SOURCE OF A FILAMENT FORMING MATERIAL TO THE INLET, AND (E) A SECOND CONNECTION MEANS CONNECTED TO SAID LARGER DIAMETER PASSAGEWAY PORTION UPSTREAM FROM THE POINT WHERE FILAMENT FORMING MATERIAL ENTERS THE PASSAGEWAY FOR SUPPLYING A FLUID UNDER PRESURE WHEREBY THE FILAMENT-FORMING MATERIAL IS FORCED THROUGH THE SMALLER PORTION OF THE PASSAGEWAY.
Claim 2
Dependent Claim
152 words
APPARATUS FOR PRODUCING FILAMENTARY MATERIALS, WHICH COMPRISES: (A) A BASE MEMBER HAVING A PASSAGEWAY EXTENDING THROUGHOUT THE MAJOR AXIS THEREOF, SAID PASSAGEWAY BEING DIVIDED INTO TWO PORTIONS HAVING SUBSTANTIALLY DIFFERENT SIZE DIAMETERS, SAID PORTIONS BEING CONNECTED BY AN ABRUPT SHOULDER, (B) AN INLET IN THE BASE MEMBER POSITIONED INTERMEDIATE THE PASSAGEWAY PORTION HAVING THE LARGER DIAMETER, (C) AN ORIFICED ELEMENT MOUNTED IN THE BASE MEMBER, SAID ELEMENT HAVING SMALL HOLES AT AN ANGLE TO THE AXIS OF THE PASSAGEWAY FOR COMMUNICATION BETWEEN THE INLET AND THE PASSAGEWAY PORTION HAVING THE LARGER DIAMETER, (D) A FIRST CONNECTION MEANS FOR SUPPLYING A SOURCE OF A FILAMENT FORMING MATERIAL TO THE INLET, AND (E) A SECOND CONNECTION MEANS CONNECTED TO SAID LARGER DIAMETER PASSAGEWAY PORTION UPSTREAM FROM THE POINT WHERE FILAMENT FORMING MATERIAL ENTERS THE PASSAGEWAY FOR SUPPLYING A FLUID UNDER PRESURE WHEREBY THE FILAMENT-FORMING MATERIAL IS FORCED THROUGH THE SMALLER PORTION OF THE PASSAGEWAY.
References Cited (Backward Citations)
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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) | 1970-03-20 | 1970-09-19 | 1971-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-20 | 1974-09-19 | 1975-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-20 | 1978-09-19 | 1979-03-21 | $7700.00 | Window Closed / Lapsed |