US3296664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air drafting arrangement
Assignee: Deering Milliken Research Corp
•
Filing: 1965-10-22
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Granted: 1967-01-10
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert M Ingham
- 👤 Norman E Klein
- 👤 Richard V Putnam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:18
CPC Classifications
D; D01; D01H; D01H5/00; D01H5/18; D01H5/70; D01H5/72; D01H2700/00; D01H2700/245
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
TEXTILE DRAFTING APPARATUS COMPRISING: A PLURALITY OF DRAFTING ROLLS INCLUDING A PAIR OF ROLLS IN NIP FORMING ENGAGEMENT, ONE ROLL OF SAID PAIR OF ROLLS HAVING A CAVITY THEREIN, MEANS FORMING A PLURALITY OF APERTURES IN THE PERIPHERY OF SAID ONE ROLL OF SAID PAIR OF ROLLS, SAID APERTURES COMMUNICATING WITH SAID CAVITY, SAID PAIR OF ROLLS BEING THE FIBER DISCHARGE END OF SAID DRAFTING APPARATUS AND MEANS EXTERNAL OF AND SUPPORTING SAID ONE ROLL OF SAID PAIR OF ROLLS AND CONNECTED TO A NEGATIVE FLUID PRES-
Claim 2
Dependent Claim
87 words
TEXTILE DRAFTING APPARATUS COMPRISING: A PLURALITY OF DRAFTING ROLLS INCLUDING A PAIR OF ROLLS IN NIP FORMING ENGAGEMENT, ONE ROLL OF SAID PAIR OF ROLLS HAVING A CAVITY THEREIN, MEANS FORMING A PLURALITY OF APERTURES IN THE PERIPHERY OF SAID ONE ROLL OF SAID PAIR OF ROLLS, SAID APERTURES COMMUNICATING WITH SAID CAVITY, SAID PAIR OF ROLLS BEING THE FIBER DISCHARGE END OF SAID DRAFTING APPARATUS AND MEANS EXTERNAL OF AND SUPPORTING SAID ONE ROLL OF SAID PAIR OF ROLLS AND CONNECTED TO A NEGATIVE FLUID PRES-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |