US2856323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indented resilient matted fibrous pad
Assignee: Individual
•
Filing: 1955-11-09
•
Granted: 1958-10-14
•
Expires: 1975-11-09
Abstract
No abstract record available.
Inventors
- 👤 Jack C Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:03
CPC Classifications
B; B32; B32B; B32B27/00; E; E04; E04C; E04C2/00; E04C2/30; E04C2/32; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1039; Y10T156/1041; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/24595; Y10T428/24603
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
155 words
AN ARTICLE OF MANUFACTURE COMPRISING A MATTED FIBER WEB IN SHEET FORM HAVING A PLURALITY OF CUPS AND PROTUBERANCES ON EACH SURFACE, EACH OF SAID CUPS HAVING A BASE, THE DEPTH OF EACH OF SAID CUPS BEING GREATER THAN ONE-HALF OF THE TOTAL THICKNESS OF THE ARTICLE, EACH CUP ON ONE OF SAID SURFACES BEING SEPARATED FROM A CUP ON THE OTHER SURFACE BY A WALL EXTENDING AT AN ANGLE TO THE BASES OF SAID CUPS, THE DENSITY OF SAID BASES BEING SUBSTANTIALLY GREATER THAN THE DENSITY OF SAID WALLS, THE SHAPE OF SAID ARTICLE BEING RESILIENTLY FIXED BY THE PRESENCE OF A SOLID BINDER MATERIAL ON AT LEAST A PART OF THE FIBERS ON AT LEAST ONE OF THE SURFACES OF THE ARTICLE, SAID WALLS PERMITTING AIR SLOWLY TO PASS THERETHROUGH UPON THE APPLICATION OF FORCE TO SAID WEB AND UPON THE RESILIENT RETURN OF SAID WEB TO SHAPE UPON REMOVAL OF THAT FORCE.
References Cited (Backward Citations)
USRE19301E
Cited
US728829A
Cited
US1000694A
Cited
US1192890A
Cited
US2062469A
Cited
US2021095A
Cited
US2173797A
Cited
US2215973A
Cited
US2154940A
Cited
US2541868A
Cited
US2572470A
Cited
US2652878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-13 | 1962-04-14 | 1962-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-13 | 1966-04-14 | 1966-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-13 | 1970-04-14 | 1970-10-14 | $7700.00 | Window Closed / Lapsed |