US3060072A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Backed carpet and method of producing the same
Assignee: Bigelow Sanford Inc
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Filing: 1959-11-16
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Granted: 1962-10-23
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Expires: 1979-11-16
Abstract
No abstract record available.
Inventors
- 👤 David B Parlin
- 👤 William J Elliott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:25
CPC Classifications
D; D05; D05C; D05C17/00; D05C17/02; D05C17/023; D04; D04H; D04H1/00; D04H1/40; D04H1/44; D04H1/46; D04H1/48; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23979
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
127 words
PILE CARPETING HAVING IMPROVED DIMENSIONAL STABILITY WHICH COMPRISES A BASE ELEMENT, A PLURALITY OF PILE ELEMENTS SUPPORTED BY AND EXTENDING FROM ONE FACE OF SAID BASE ELEMENT AND A DIMENSIONALLY STABLE COMPACTED LAYER OF FIBROUS MATERIAL EXTENDING OVER AND BEING PERMANENTLY SECURED TO AN OPPOSITE FACE OF THE BASE ELEMENT, SAID COMPACTED LAYER BEING COMPRISED OF FIBERS DISTRIBUTED AT RANDOM WITH FIBERS THEREFROM EXTENDING INTO ENGAGEMENT WITH THE BASE ELEMENT AND A FLEXIBLE ADHESIVE EXTENDING THROUGHOUT SAID LAYER AND BONDING THE FIBERS OF THE LAYER AGAINST MOVEMENT RELATIVE TO EACH OTHER IN A COMPACTED CONDITION WHEREBY SAID LAYER IS RENDERED DIMENSIONALLY STABLE, SAID ADHESIVE ALSO BONDING THE LAYER TO THE BASE ELEMENT OF THE CARPETING AND BONDING THE PILE ELEMENTS TO THE BASE ELEMENT OF THE CARPETING.
Claim 2
Dependent Claim
127 words
PILE CARPETING HAVING IMPROVED DIMENSIONAL STABILITY WHICH COMPRISES A BASE ELEMENT, A PLURALITY OF PILE ELEMENTS SUPPORTED BY AND EXTENDING FROM ONE FACE OF SAID BASE ELEMENT AND A DIMENSIONALLY STABLE COMPACTED LAYER OF FIBROUS MATERIAL EXTENDING OVER AND BEING PERMANENTLY SECURED TO AN OPPOSITE FACE OF THE BASE ELEMENT, SAID COMPACTED LAYER BEING COMPRISED OF FIBERS DISTRIBUTED AT RANDOM WITH FIBERS THEREFROM EXTENDING INTO ENGAGEMENT WITH THE BASE ELEMENT AND A FLEXIBLE ADHESIVE EXTENDING THROUGHOUT SAID LAYER AND BONDING THE FIBERS OF THE LAYER AGAINST MOVEMENT RELATIVE TO EACH OTHER IN A COMPACTED CONDITION WHEREBY SAID LAYER IS RENDERED DIMENSIONALLY STABLE, SAID ADHESIVE ALSO BONDING THE LAYER TO THE BASE ELEMENT OF THE CARPETING AND BONDING THE PILE ELEMENTS TO THE BASE ELEMENT OF THE CARPETING.
Claim 3
Independent Claim
122 words
A METHOD OF FORMING PILE CARPETING HAVING IMPROVED DIMENSIONAL STABILITY WHICH COMPRISES THE STEPS OF FORMING A LAYER OF FIBROUS MATERIAL ON A REAR FACE OF A PIECE OF PILE CARPETING HAVING A BASE AND PILE ELEMENTS EXTEND-DING FROM A FRONT FACE OF THE BASE, APPLYING AN ADHESIVE IN A FLOWABLE STATE TO THE LAYER OF FIBROUS MATERIAL, COMPRESSING THE LAYER OF FIBROUS MATERIAL WHILE THE ADHESIVE IS IN A FLOWABLE STATE INTO A COMPACTED CONDITION AND SIMULTANEOUSLY FORCING THE ADHESIVE THROUGHOUT THE LAYER AND INTO THE BASE OF THE PILE CARPETING, AND THEN DRYING THE ADHESIVE WHEREBY THE FIBERS OF THE LAYER ARE BONDED TOGETHER IN A COMPACTED CONDITION AND THE LAYER IS BONDED TO THE BASE OF THE PILE CARPETING.
Claim 4
Independent Claim
122 words
A METHOD OF FORMING PILE CARPETING HAVING IMPROVED DIMENSIONAL STABILITY WHICH COMPRISES THE STEPS OF FORMING A LAYER OF FIBROUS MATERIAL ON A REAR FACE OF A PIECE OF PILE CARPETING HAVING A BASE AND PILE ELEMENTS EXTEND-DING FROM A FRONT FACE OF THE BASE, APPLYING AN ADHESIVE IN A FLOWABLE STATE TO THE LAYER OF FIBROUS MATERIAL, COMPRESSING THE LAYER OF FIBROUS MATERIAL WHILE THE ADHESIVE IS IN A FLOWABLE STATE INTO A COMPACTED CONDITION AND SIMULTANEOUSLY FORCING THE ADHESIVE THROUGHOUT THE LAYER AND INTO THE BASE OF THE PILE CARPETING, AND THEN DRYING THE ADHESIVE WHEREBY THE FIBERS OF THE LAYER ARE BONDED TOGETHER IN A COMPACTED CONDITION AND THE LAYER IS BONDED TO THE BASE OF THE PILE CARPETING.
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) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |