US3226312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Processes for the manufacture of natural and synthetic rubbers reinforced with fillers
Assignee: Individual
•
Filing: 1961-04-10
•
Granted: 1965-12-28
•
Expires: 1981-04-10
Abstract
No abstract record available.
Inventors
- 👤 Lamm Alphonse
- 👤 Lamm Gusta
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:50
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/693; C; C08; C08J; C08J3/00; C08J3/20; C08J3/205; C08J3/21; C08J3/28; C08K; C08K9/00; B; B29; B29K; B29K2021/00; C08J2321/00; C08J2321/02; Y; Y10; Y10S; Y10S524/00; Y10S524/925
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A PROCESS FOR MANUFACTURING RUBBER FROM CONSTITUENTS COMPRISING A LATEX SELECTED FROM THE GROUP CONSISTING OF NATURAL AND SYNTHETIC RUBBERS AND AT LEAST ONE FILLER SELECTED FROM THE GROUP CONSISTING OF CARBON BLACK AND SILICA, SAID PROCESS COMPRISING SUBJECTING AT LEAST ONE OF SAID CONSTITUENTS TO HIGH ENERGY IONIZING RADIATION, MIXING SAID CONSTITUENTS INTO A COMPOSITE MIXTURE AND SUBSEQUENTLY DRYING SAID MIXTURE TO THEREBY OBTAIN A SOLID RUBBER PRODUCT.
Claim 2
Dependent Claim
69 words
A PROCESS FOR MANUFACTURING RUBBER FROM CONSTITUENTS COMPRISING A LATEX SELECTED FROM THE GROUP CONSISTING OF NATURAL AND SYNTHETIC RUBBERS AND AT LEAST ONE FILLER SELECTED FROM THE GROUP CONSISTING OF CARBON BLACK AND SILICA, SAID PROCESS COMPRISING SUBJECTING AT LEAST ONE OF SAID CONSTITUENTS TO HIGH ENERGY IONIZING RADIATION, MIXING SAID CONSTITUENTS INTO A COMPOSITE MIXTURE AND SUBSEQUENTLY DRYING SAID MIXTURE TO THEREBY OBTAIN A SOLID RUBBER PRODUCT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |