US3424632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for production of pile carpeting and the like
Assignee: Adler Process Corp
•
Filing: 1966-01-13
•
Granted: 1969-01-28
•
Expires: 1986-01-13
Abstract
No abstract record available.
Inventors
- 👤 Ralph Michael Adler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:28
CPC Classifications
D; D04; D04H; D04H11/00; D04H11/04; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1084; Y10T156/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A METHOD FOR PRODUCING A PILE FABRIC, SUCH AS CARPETING, RUGS AND THE LIKE, WHICH COMPRISES DISPOSING YARNS ON LOP-FORMING MEMBERS, SAID LOOP-FORMING MEMBERS BEING POSITIONED TRANSVERSELY WITH RESPECT TO SAID YARNS, DEPRESSING SAID YARNS BETWEEN SAID LOOP-FORMING MEMBERS TO FORM LOOPS OF YARN THEREBETWEEN, SAID LOOP-FORMING MEMBERS BEING MAGNETICALLY ATTRACTED TO EACH OTHER AND HELD TOGETHER MAGNETICALLY IN SIDE-BY-SIDE CONTACTING RELATIONSHIP SUCH THAT WHEN SAID LOOPS OF YARN ARE FORMED BETWEEN SAID LOOP-FORMING MEMBERS SAID LOOPS OF YARN TEND TO BE LOCKED BETWEEN SAID LOOP-FORMING MEMBERS DUE TO THE MAGNETIC FORCES ACTING THEREBETWEEN.
Claim 2
Independent Claim
94 words
A METHOD FOR PRODUCING A PILE FABRIC, SUCH AS CARPETING, RUGS AND THE LIKE, WHICH COMPRISES DISPOSING YARNS ON LOP-FORMING MEMBERS, SAID LOOP-FORMING MEMBERS BEING POSITIONED TRANSVERSELY WITH RESPECT TO SAID YARNS, DEPRESSING SAID YARNS BETWEEN SAID LOOP-FORMING MEMBERS TO FORM LOOPS OF YARN THEREBETWEEN, SAID LOOP-FORMING MEMBERS BEING MAGNETICALLY ATTRACTED TO EACH OTHER AND HELD TOGETHER MAGNETICALLY IN SIDE-BY-SIDE CONTACTING RELATIONSHIP SUCH THAT WHEN SAID LOOPS OF YARN ARE FORMED BETWEEN SAID LOOP-FORMING MEMBERS SAID LOOPS OF YARN TEND TO BE LOCKED BETWEEN SAID LOOP-FORMING MEMBERS DUE TO THE MAGNETIC FORCES ACTING THEREBETWEEN.
References Cited (Backward Citations)
US2116048A
Cited
US2136828A
Cited
US2834806A
Cited
US3309252A
Cited
US3379222A
Cited
US3354914A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |