Patent US3223575A successfully refreshed from Google Patents.
US3223575A
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US
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Sheet materials
Assignee: Johnson and Johnson
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Filing: 1961-01-04
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Granted: 1965-12-14
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Expires: 1981-01-04
Abstract
No abstract record available.
Inventors
- 👤 Hector W Griswold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:51
CPC Classifications
D; D06; D06M; D06M17/00; D04; D04H; D04H1/00; D04H1/40; D04H1/413; D04H1/58; D04H1/60; Y; Y10; Y10T; Y10T442/00; Y10T442/30; Y10T442/3707; Y10T442/378; Y10T442/3846
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
83 words
A TEXTILE STRUCTURE COMPRISING A FLEXIBLE BASE TEXTILE SHEET MATERIAL AND A FLEXIBLE NONWOVEN INHERENTLY HEAT-SEALABLE SHEET MATERIAL HAVING OPEINGS THEREIN OF AN AVERAGE EFFECTIVE DIAMETER OF FROM ABOUT 0.018" TO ABOUT 0.125" AND A THERMOPLASTIC ADHESIVE SUBSTANCE ADHERED SUBSTNATIALLY BETWEEN THE OPENINGS IN SAID FLEXIBLE INHERENTLY HEAT-SEALABLE NONWOVEN SHEET MATERIAL AND BONDING, IN RANDOM FASHION, SAID BASE TEXTILE SHEET, MATERIAL TO SAID INHERENTLY HEAT-SEALABLE SHEET MATERIAL TO PROVIDE A LAMINATE FREE OF UNDESIRABLE STIFFNESS AS COMPARED WITH SAID ORIGINAL BASE TEXTILE SHEET.
References Cited (Backward Citations)
US1978620A
Cited
US2132907A
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US2603575A
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US2668787A
Cited
US2862251A
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US2992149A
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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) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |