Patent US3043731A successfully refreshed from Google Patents.
US3043731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressible foam product
Assignee: Uniroyal Inc
•
Filing: 1959-10-14
•
Granted: 1962-07-10
•
Expires: 1979-10-14
Abstract
No abstract record available.
Inventors
- 👤 Pedro A Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:53
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/56; B29C2793/00; B29C2793/009; B29L; B29L2031/00; B29L2031/737; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/249921; Y10T428/249953; Y10T428/249981
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
73 words
A METHOD OF MAKING A COMPRESSIBLE FOAM PRODUCT WHICH COMPRISES LATERALLY SLICING IN A PLANE SUBSTANTIALLY PARALLEL TO ITS TOP AND BOTTOM FACE A SLAB OF FOAM RUBBER HAVING A SERIES OF REVERSELY TAPERED APERTURES THEREIN, THE SMALLER END OF SAID APERTURES TERMINATING IN TOP STOCK, TO FORM AT LEAST TWO PORTIONS, SUPERPOSING SAID PORTIONS SO THAT EACH INDIVIDUAL APERTURE IN ONE PORTION HAS A COMMON AXIS WITH AN INDIVIDUAL APERTURE IN THE
References Cited (Backward Citations)
US2617751A
Cited
US2659418A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |