US2723934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Porous rubber materials
Assignee: BB Chemical Co
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Filing: 1953-10-05
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Granted: 1955-11-15
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Expires: 1973-10-05
Abstract
No abstract record available.
Inventors
- 👤 Thomas C Morris
- 👤 Adolph M Chaplick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:28
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/02; B29C43/18; B29B; B29B17/00; B29B17/0026; B29C35/00; B29C35/02; B29C35/04; B29C35/049; B29C43/006; B29K; B29K2021/00; B29K2105/00; B29K2105/04; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/62; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249987; Y10T428/249994; Y10T428/31504; Y10T428/31826; Y10T428/31855; Y10T428/31931
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A POROUS ARTICLE OF MANUFACTURE COMPRISING A BODY OF SELF-BONDED COHERENT PARTICLES OF GRADED COMMERCIAL RUBBER SCRAP AND AN ADHESIVE REINFORCING SUBSTANCE WITHIN THE INTERSTICES OF THE BODY ADHERENT TO AND PROVIDING AN ADDITIONAL BOND LINKING SAID PARTICLES.
Claim 2
Dependent Claim
38 words
A POROUS ARTICLE OF MANUFACTURE COMPRISING A BODY OF SELF-BONDED COHERENT PARTICLES OF GRADED COMMERCIAL RUBBER SCRAP AND AN ADHESIVE REINFORCING SUBSTANCE WITHIN THE INTERSTICES OF THE BODY ADHERENT TO AND PROVIDING AN ADDITIONAL BOND LINKING SAID PARTICLES.
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) | 1958-11-14 | 1959-05-16 | 1959-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-14 | 1963-05-16 | 1963-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-14 | 1967-05-16 | 1967-11-15 | $7700.00 | Window Closed / Lapsed |