US3265483A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fiber forming apparatus
Assignee: United States Gypsum Co
•
Filing: 1963-12-31
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Granted: 1966-08-09
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Expires: 1983-12-31
Abstract
No abstract record available.
Inventors
- 👤 Jack W Garrison
- 👤 William F Porter
- 👤 Eugene F Schmitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:39
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/01; C03B37/04; C03B37/041; C03C; C03C3/00; C03C3/04; C03C3/076; C03C3/089
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
79 words
APPARATUS FOR FORMING FIBERS COMPRISING A SPINNER HAVING A PERIPHERAL RIM INCLUDING AN ANNULAR PERFORATE AREA, MEANS FOR ROTATING SAID SPINNER, MEANS FOR SUPPLYING SOLID PARTICULATE FIBER-FORMING MATERIAL DIRECTLY TO THE INNER SURFACE OF THE PERFORATE AREA OF SAID RIM, AND MEANS FOR HEATIN SAID SPINNER TO MELT SAID MATERIAL ON THE PERFORATE AREA OF SAID RIM AND MAINTAIN SAID RIM AT FIBER-FORMING TEMPERATURE WHEREBY SUCH MOLTEN MATERIAL IS PROJECTED THROUGH THE PERFORATIONS IN SAID RIM TO FORM FIBERS.
References Cited (Backward Citations)
US2431205A
Cited
US2916773A
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US2944284A
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US3040377A
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US3070045A
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US3174182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |