US2685855A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sectionalized compressible resilient sheet and method of making
Assignee: Sponge Rubber Products Co
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Filing: 1949-04-09
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Granted: 1954-08-10
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Expires: 1969-04-09
Abstract
No abstract record available.
Inventors
- 👤 Jack M Montefalco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:32
CPC Classifications
D; D05; D05B; D05B93/00; D10; D10B; D10B2503/00; D10B2503/04; Y; Y10; Y10T; Y10T428/00; Y10T428/19; Y10T428/192; Y10T428/197; Y10T428/24; Y10T428/24033; Y10T428/24752; Y10T428/2476; Y10T428/24777; Y10T428/24785
Claims Analysis
Total Claims: 0
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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) | 1957-08-09 | 1958-02-08 | 1958-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-09 | 1962-02-08 | 1962-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-09 | 1966-02-08 | 1966-08-10 | $7700.00 | Window Closed / Lapsed |