Patent US2033684A successfully refreshed from Google Patents.
Patent US3226952A successfully refreshed from Google Patents.
US3226952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of knitting pile fabric
Assignee: MAYER ROTHKOPF INDUSTRIES Inc A CORP OFDE
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Filing: 1964-08-27
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Granted: 1966-01-04
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Expires: 1984-08-27
Abstract
No abstract record available.
Inventors
- 👤 Devon J Cassady
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:41
CPC Classifications
D; D04; D04B; D04B9/00; D04B9/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A METHOD OF KNITTING A SINGLE-FACED PILE FABRIC WHICH COMPRISES THE STEPS OF FORMING A FIRST COURSE OF NEEDLE LOOPS OF A BASE FABRIC AT THE KNITTING POSITION, INCORPORATING INDIVIDUAL LOOSE TUFTS OF STABLE FIBERS WITH SAID FORMED LOOPS, BLOWING THE ENDS OF SAID TUFTS BY DIRECTING A JET OF AIR TOWARD THE BACK OF SAID FABRIC, HOLDING SAID FIRST COURSE OF NEEDLE LOOPS AND SAID TUFTS AT A HOLDING POSITION, AND DRAWING A SECOND COURSE OF NEEDLE LOOPS THROUGH SAID FIRST LOOPS AND SAID TUTFS OF FIBERS.
Claim 2
Independent Claim
88 words
A METHOD OF KNITTING A SINGLE-FACED PILE FABRIC WHICH COMPRISES THE STEPS OF FORMING A FIRST COURSE OF NEEDLE LOOPS OF A BASE FABRIC AT THE KNITTING POSITION, INCORPORATING INDIVIDUAL LOOSE TUFTS OF STABLE FIBERS WITH SAID FORMED LOOPS, BLOWING THE ENDS OF SAID TUFTS BY DIRECTING A JET OF AIR TOWARD THE BACK OF SAID FABRIC, HOLDING SAID FIRST COURSE OF NEEDLE LOOPS AND SAID TUFTS AT A HOLDING POSITION, AND DRAWING A SECOND COURSE OF NEEDLE LOOPS THROUGH SAID FIRST LOOPS AND SAID TUTFS OF FIBERS.
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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |