US2536656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of waterproofing paper textile fabrics
Assignee: PATCHOGUE PLYMOUTH MILLS CORP
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Filing: 1945-07-13
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Granted: 1951-01-02
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Expires: 1965-07-13
Abstract
No abstract record available.
Inventors
- 👤 John J Petroske
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:56
CPC Classifications
D; D06; D06N; D06N3/00; D06N3/16; D06M; D06M13/00; D06M13/02; D06M13/10; D06M13/184; D06M13/188; D21; D21H; D21H21/00; D21H21/14; D21H21/16; D06M2200/00; D06M2200/10; D06M2200/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
THE METHOD OF WATERPROOFING A TEXTILE FABRIC WHICH IS NORMALLY INNOCUOUS TO LACQUER, WHICH INCLUDES THE STEPS OF APPLYING A BRUSH COATING OF A WATERPROOFING AGENT CONTAINING ALUMINIUM ACETATE IN A WAX EMULSION TO ONE SIDE OF THE FABRIC ONLY, BRUSHING THE DAMP AND DRY SIDES OF THE FABRIC, ARRESTING IMPREGNATION OF THE FABRIC BY THE WATERPROOFING AGENT BY DRYING THE FABRIC IN THE PRESENCE OF HEAT BEFORE COMPLETE IMPREGNATION TAKES PLACE, SPRAYING THE UNTREATED SIDE OF THE DRIED FABRIC WITH LACQUER UNDER PRESSURE, AND ALLOWING THE LACQUER COATING TO DRY AND FORM A FLEXIBLE, TRANSPARENT, GLOSSY COATING UPON THE FABRIC.
Claim 2
Independent Claim
101 words
THE METHOD OF WATERPROOFING A TEXTILE FABRIC WHICH IS NORMALLY INNOCUOUS TO LACQUER, WHICH INCLUDES THE STEPS OF APPLYING A BRUSH COATING OF A WATERPROOFING AGENT CONTAINING ALUMINIUM ACETATE IN A WAX EMULSION TO ONE SIDE OF THE FABRIC ONLY, BRUSHING THE DAMP AND DRY SIDES OF THE FABRIC, ARRESTING IMPREGNATION OF THE FABRIC BY THE WATERPROOFING AGENT BY DRYING THE FABRIC IN THE PRESENCE OF HEAT BEFORE COMPLETE IMPREGNATION TAKES PLACE, SPRAYING THE UNTREATED SIDE OF THE DRIED FABRIC WITH LACQUER UNDER PRESSURE, AND ALLOWING THE LACQUER COATING TO DRY AND FORM A FLEXIBLE, TRANSPARENT, GLOSSY COATING UPON THE FABRIC.
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) | 1954-01-01 | 1954-07-03 | 1955-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-01 | 1958-07-03 | 1959-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-01 | 1962-07-03 | 1963-01-02 | $7700.00 | Window Closed / Lapsed |