US3126312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
nickerson
Assignee: —
•
Filing: —
•
Granted: 1964-03-24
•
Expires: 1981-03-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:41
CPC Classifications
D; D04; D04H; D04H3/00; D04H3/08; D04H3/12; B; B31; B31D; B31D1/00; B31D1/0056; D04H1/00; D04H1/40; D04H1/58; D04H1/587; D04H1/64; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/268; Y10T442/00; Y10T442/60; Y10T442/643; Y10T442/646; Y10T442/69
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
108 words
A PLIABLE, TWIST-FREE, NON-TACKY, WEFTLESS TAPE CAPABLE OF WITHSTANDING REPEATED 180* LONGITUDINAL FLEXURES WITHOUT SEPARATION OF ITS COMPONENT STRANDS, SAID TAPE CONSISTING OF TWISTED PAPER STRANDS BONDED TOGETHER IN PARALLEL POSITION WITH 5 TO 20% BY WEIGHT, BASED ON THE TOTAL PAPER WEIGHT, OF AN ADHESIVE RESIDUE YIELDED BY THE IN SITU DRYING OF AN AQUEOUS DISPERSION COMPRISING 20 TO 75% BY WEIGHT OF A OLYVINYL ACETAL CHARACTERIZED BY A RESIDUAL POLYVINYL ESTER CONTENT OF 1 TO 35% BY WEIGHT AND A RESIDUAL POLYVINYL ALCOHOL CONTENT OF 3 TO 25% BY WEIGHT, AND 35 TO 50% OF PLASTICIZER, BASED ON THE POLYVINYL ACETAL WEIGHT CONTENT OF THE DISPERSION.
Claim 2
Dependent Claim
108 words
A PLIABLE, TWIST-FREE, NON-TACKY, WEFTLESS TAPE CAPABLE OF WITHSTANDING REPEATED 180* LONGITUDINAL FLEXURES WITHOUT SEPARATION OF ITS COMPONENT STRANDS, SAID TAPE CONSISTING OF TWISTED PAPER STRANDS BONDED TOGETHER IN PARALLEL POSITION WITH 5 TO 20% BY WEIGHT, BASED ON THE TOTAL PAPER WEIGHT, OF AN ADHESIVE RESIDUE YIELDED BY THE IN SITU DRYING OF AN AQUEOUS DISPERSION COMPRISING 20 TO 75% BY WEIGHT OF A OLYVINYL ACETAL CHARACTERIZED BY A RESIDUAL POLYVINYL ESTER CONTENT OF 1 TO 35% BY WEIGHT AND A RESIDUAL POLYVINYL ALCOHOL CONTENT OF 3 TO 25% BY WEIGHT, AND 35 TO 50% OF PLASTICIZER, BASED ON THE POLYVINYL ACETAL WEIGHT CONTENT OF THE DISPERSION.
Claim 3
Dependent Claim
69 words
A PROCESS FOR PREPARING THE WEFTLESS TAPE OF CLAIM 1 COMPRISING THE JUXTAPOSITION IN LONGITUDINAL PARALLEL POSITION OF A PLURALITY OF TWISTED PAPER STRANDS, THE APPLICATION OF A COATING TO ONE SIDE OF THE JUXTAPOSED STRANDS BY CONTACT WITH A ROLLER HAVING THEREON THE POLYVINYL ACETAL DISPERSION, AND THE SUBSEQUENT DRYING OF THE COATED JUXTAPOSED STRANDS BY CONTACT WITH A DRUM HEATED TO A TEMPERATURE OF AT LEAST 50*C.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-24 | 1967-09-23 | 1968-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-24 | 1971-09-23 | 1972-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-24 | 1975-09-23 | 1976-03-24 | $7700.00 | Window Closed / Lapsed |