Patent US3137871A successfully refreshed from Google Patents.
US3137871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bed clothing
Assignee: —
•
Filing: —
•
Granted: 1964-06-23
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Expires: 1981-06-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:30
CPC Classifications
A; A47; A47G; A47G9/00; A47G9/02; A47G9/0207
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A BLANKET COMPRISING A CASING AND A REMOVABLE AND DISPOSABLE INSULATING CORE SUBSTANTIALLY COEXTENSIVE WITH SAID CASING, SAID CORE INCLUDING A PLURALITY OF SUPERPOSED PILES OF CREPED PAPER HAVING A BASIS WEIGHT OF FROM ABOUT 13 TO ABOUT 14 POUNDS, SAID CORE HAVING A DENSITY OF FROM ABOUT 1.9 TO ABOUT 2.9 POUNDS PER CUBIC FOOT, SAID PLIES BEING ARRANGED TO FORM A NUMBER OF SUPERPOSED SERIES OF PLIES EACH CONTAINING A PLURALITY OF PLIES, THE PLIES IN EACH OF SAID SERIES BEING BONDED TOGETHER IN SPACED AREAS EXTENDING IN ALIGNED RELATION THROUGH SAID SERIES, THE SPACED AREAS OF BONDING IN ADJACENT SERIES BEING OUT OF ALIGNMENT, ADJACENT SERIES BEING BONDED TOGETHER.
Claim 2
Dependent Claim
112 words
A BLANKET COMPRISING A CASING AND A REMOVABLE AND DISPOSABLE INSULATING CORE SUBSTANTIALLY COEXTENSIVE WITH SAID CASING, SAID CORE INCLUDING A PLURALITY OF SUPERPOSED PILES OF CREPED PAPER HAVING A BASIS WEIGHT OF FROM ABOUT 13 TO ABOUT 14 POUNDS, SAID CORE HAVING A DENSITY OF FROM ABOUT 1.9 TO ABOUT 2.9 POUNDS PER CUBIC FOOT, SAID PLIES BEING ARRANGED TO FORM A NUMBER OF SUPERPOSED SERIES OF PLIES EACH CONTAINING A PLURALITY OF PLIES, THE PLIES IN EACH OF SAID SERIES BEING BONDED TOGETHER IN SPACED AREAS EXTENDING IN ALIGNED RELATION THROUGH SAID SERIES, THE SPACED AREAS OF BONDING IN ADJACENT SERIES BEING OUT OF ALIGNMENT, ADJACENT SERIES BEING BONDED TOGETHER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |