US3350486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing contour molded cotton batting
Assignee: Individual
•
Filing: 1965-04-29
•
Granted: 1967-10-31
•
Expires: 1985-04-29
Abstract
No abstract record available.
Inventors
- 👤 Nestor B Knoepfler
- 👤 Jr Homer K Gardner
- 👤 Henry L E Vix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:22
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/42; D04H1/425; D04H1/58; D04H1/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
A METHOD OF PRODUCING A CONTOURED FIBROUS CELLULOSIC BATT HAVING DIMENSIONAL STABILITY, COHERENCE, AND RESILIENCY, COMPRISING (A) FORMING A CONTINUOUS WEB OF OPENED TEXTILE FIBERS SELECTED FROM THE GROUP CONSISTING OF COTTON FIBERS, CHEMICALLY MODIFIED CELLULOSIC FIBERS, AND BLENDS THEREOF; (B) SPRAYING THE WEB TO A WET ADD-ON FO ABOUT FROM 50% TO 150% BY WEIGHT, BASED ON THE WEIGHT OF THE UNSPRAYED WEB, WITH A COMPOSITION CONTAINING A THERMOSETTING CELLULOSE REACTIVE CROSSLINKING RESIN TO A RESIN ADD-ON OF ABOUT FROM 3.76% TO 24.2% BY WEIGHT, BASED ON THE WEIGHT OF THE UNSPRAYED WEB, OF SAID THERMOSETTING CELLULOSE REACTIVE CROSSLINKING RESIN; (C) LAPPING THE THUS-SPRAYED WEB TO OBTAIN A MULTIPLICITY OF LAYERS AND COMPRESSING SAID LAYERS TO PRODUCE A SPRAY DAMP BATT HAVING A DEGREE OF DAMPNESS AMOUNTING TO AT LEAST ABOUT 50% BY WEIGHT, BASED ON THE WEIGHT OF THE UNSPRAYED WEB; (D) PLACING THE THUS-PRODUCED SPRAY DAMP BATT WITHIN A CONFINING MOLD DESIGNED TO IMPART TO THE FINISHED BATT A CONFIGURATION OF A SELECTED CONTOUR; (E) DRYING THE BATT IN THE MOLD FOR ABOUT FROM 5 TO 30 MINUTES AT ABOUT FROM 180* TO 220*F.; AND (F) CURING THE DRIED BATT IN THE MOLD FOR ABOUT FROM 2 TO 30 MINUTES AT ABOUT FROM 300* TO 320*F.
Claim 2
Independent Claim
209 words
A METHOD OF PRODUCING A CONTOURED FIBROUS CELLULOSIC BATT HAVING DIMENSIONAL STABILITY, COHERENCE, AND RESILIENCY, COMPRISING (A) FORMING A CONTINUOUS WEB OF OPENED TEXTILE FIBERS SELECTED FROM THE GROUP CONSISTING OF COTTON FIBERS, CHEMICALLY MODIFIED CELLULOSIC FIBERS, AND BLENDS THEREOF; (B) SPRAYING THE WEB TO A WET ADD-ON FO ABOUT FROM 50% TO 150% BY WEIGHT, BASED ON THE WEIGHT OF THE UNSPRAYED WEB, WITH A COMPOSITION CONTAINING A THERMOSETTING CELLULOSE REACTIVE CROSSLINKING RESIN TO A RESIN ADD-ON OF ABOUT FROM 3.76% TO 24.2% BY WEIGHT, BASED ON THE WEIGHT OF THE UNSPRAYED WEB, OF SAID THERMOSETTING CELLULOSE REACTIVE CROSSLINKING RESIN; (C) LAPPING THE THUS-SPRAYED WEB TO OBTAIN A MULTIPLICITY OF LAYERS AND COMPRESSING SAID LAYERS TO PRODUCE A SPRAY DAMP BATT HAVING A DEGREE OF DAMPNESS AMOUNTING TO AT LEAST ABOUT 50% BY WEIGHT, BASED ON THE WEIGHT OF THE UNSPRAYED WEB; (D) PLACING THE THUS-PRODUCED SPRAY DAMP BATT WITHIN A CONFINING MOLD DESIGNED TO IMPART TO THE FINISHED BATT A CONFIGURATION OF A SELECTED CONTOUR; (E) DRYING THE BATT IN THE MOLD FOR ABOUT FROM 5 TO 30 MINUTES AT ABOUT FROM 180* TO 220*F.; AND (F) CURING THE DRIED BATT IN THE MOLD FOR ABOUT FROM 2 TO 30 MINUTES AT ABOUT FROM 300* TO 320*F.
References Cited (Backward Citations)
US2462940A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |