Patent US2735786A successfully refreshed from Google Patents.
US2735786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air permeable
Assignee: —
•
Filing: —
•
Granted: 1956-02-21
•
Expires: 1973-02-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:22
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/227; D06M15/233; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/2481; Y10T428/24893
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
IN MAKING A RESIN TREATED FABRIC THAT IS PERMEABLE TO AIR AND ABSORPTIVE OF WATER, THE PROCESS WHICH COMPRISES APPLYING TO THE FABRIC AN EMULSION OF MICROSCOPIC PARTICLES OF SOLID WATER INSOLUBLE RESIN DISPERSED IN WATER, THE EMULSION BEING APPLIED TO A SURFACE OF THE FABRIC IN LIMITED PROPORTION LESS THAN THAT REQUIRED FOR SATURATION AND LESS THAN THAT WHICH, AFTER DRYING, WOULD PRODUCE A CONTINUOUS IMPERMEABLE FILM ON THE FABRIC, THEN APPLYING OVER THE EMULSION TREATED, WET SURFACE MACROSCOPIC PARTICLES OF SOLID WATER INSOLUBLE RESINOUS COMPOSITION THAT ARE THERMOPLASTIC AND COMPATIBLE WITH THE PLASTIC MATERIAL OF THE SAID EMULSION, REMOVING THOSE OF THE APPLIED MACROSCOPIC PARTICLES THAT ARE NOT IN DIRECT CONTACT WITH THE EMULSION TREATED FABRIC, THIS REMOVAL LEAVING SPACES BETWEEN REMAINING MACROSCOPIC PARTICLES, THEN WARMING THE MACROSCOPIC PARTICLES AND THE EMULSION TO THE TEMPERATURE OF DRYING OF THE WATER FROM THE EMULSION AND SOFTENING OF THE MACROSCOPIC PARTICLES AND PARTICLES OF PLASTIC MATERIAL OF THE EMULSION, AND PRESSING THE MACROSCOPIC PARTICLES IN THE THUS SOFTENED CONDITION AGAINST THE PARTICLES APPLIED INTHE EMULSION.
Claim 2
Dependent Claim
175 words
IN MAKING A RESIN TREATED FABRIC THAT IS PERMEABLE TO AIR AND ABSORPTIVE OF WATER, THE PROCESS WHICH COMPRISES APPLYING TO THE FABRIC AN EMULSION OF MICROSCOPIC PARTICLES OF SOLID WATER INSOLUBLE RESIN DISPERSED IN WATER, THE EMULSION BEING APPLIED TO A SURFACE OF THE FABRIC IN LIMITED PROPORTION LESS THAN THAT REQUIRED FOR SATURATION AND LESS THAN THAT WHICH, AFTER DRYING, WOULD PRODUCE A CONTINUOUS IMPERMEABLE FILM ON THE FABRIC, THEN APPLYING OVER THE EMULSION TREATED, WET SURFACE MACROSCOPIC PARTICLES OF SOLID WATER INSOLUBLE RESINOUS COMPOSITION THAT ARE THERMOPLASTIC AND COMPATIBLE WITH THE PLASTIC MATERIAL OF THE SAID EMULSION, REMOVING THOSE OF THE APPLIED MACROSCOPIC PARTICLES THAT ARE NOT IN DIRECT CONTACT WITH THE EMULSION TREATED FABRIC, THIS REMOVAL LEAVING SPACES BETWEEN REMAINING MACROSCOPIC PARTICLES, THEN WARMING THE MACROSCOPIC PARTICLES AND THE EMULSION TO THE TEMPERATURE OF DRYING OF THE WATER FROM THE EMULSION AND SOFTENING OF THE MACROSCOPIC PARTICLES AND PARTICLES OF PLASTIC MATERIAL OF THE EMULSION, AND PRESSING THE MACROSCOPIC PARTICLES IN THE THUS SOFTENED CONDITION AGAINST THE PARTICLES APPLIED INTHE EMULSION.
References Cited (Backward Citations)
US2633434A
Cited
US1673797A
Cited
US2009139A
Cited
US2323387A
Cited
US2428716A
Cited
US2439051A
Cited
US2603575A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-20 | 1959-08-22 | 1960-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-20 | 1963-08-22 | 1964-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-20 | 1967-08-22 | 1968-02-21 | $7700.00 | Window Closed / Lapsed |