US3447202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spinning apparatus with a spinneret and an elongated chamber with means to perform retarded cooling
Assignee: Uniroyal Chemical Co Inc
•
Filing: 1964-07-06
•
Granted: 1969-06-03
•
Expires: 1984-07-06
Abstract
No abstract record available.
Inventors
- 👤 Haruto P Kato
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:46
CPC Classifications
D; D02; D02J; D02J1/00; D02J1/22; D02J1/222; D01; D01D; D01D5/00; D01D5/08; D01D5/084; D01F; D01F6/00; D01F6/02; D01F6/04; D01F6/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2296202A
Cited
US2605502A
Cited
US2811409A
Cited
US3048467A
Cited
US2983571A
Cited
GB900009A
Cited
US3216187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-02 | 1972-12-02 | 1973-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-02 | 1976-12-02 | 1977-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-02 | 1980-12-02 | 1981-06-03 | $7700.00 | Window Closed / Lapsed |