Patent US3344217A successfully refreshed from Google Patents.
US3344217A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of a lightweight insulating product
Assignee: —
•
Filing: —
•
Granted: 1967-09-26
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Expires: 1984-09-26
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:47
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/001; D; D21; D21F; D21F9/00; D21F9/003; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/91
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A PROCESS OF PRODUCING AN INSULATING PRODUCT CONTAINING FIBERS AND A LIGHTWEIGHT INORGANIC AGGREGATE COMPRISING SUSPENDING AN INORGANIC LIGHTWEIGHT AGGREGATE COMPONENT INTO A GASEOUS MEDIUM, SUSPENDING A FIBROUS COMPONENT CONSISTING ESSENTIALLY OF INDIVIDUAL DISCRETE FIBERS INTO A GASEOUS MEDIUM, BLENDING THE FIBERS AND AGGREGATE TOGETHER IN THE GASEOUS MEDIUM WITH CONTROLLED TURBULENCE UNTIL THEY ARE SUBSTANTIALLY UNIFORMLY BLENDED AND TO SUBSTANTIALLY PREVENT FIBER AGGLOMERATION WHILE MAINTAINING SUFFICIENT VOID SPACE TO AID IN UNIFORMLY BLENDING THE COMPONENTS AND TO MAINTAIN THE FIBERS IN SUBSTANTIALLY DISCRETE FORM, INTORDUCING AN AQUEOUS SYSTEM INTO THE COMPONENTS DISPERSED IN THE GASEOUS MEDIUM, SEPARATING THE BLENDED COMPONENTS FROM THE GASEOUS MEDIUM, AND REMOVING SUBSTANTIALLY ALL OF THE WATER FROM THE BLEND.
Claim 2
Dependent Claim
115 words
A PROCESS OF PRODUCING AN INSULATING PRODUCT CONTAINING FIBERS AND A LIGHTWEIGHT INORGANIC AGGREGATE COMPRISING SUSPENDING AN INORGANIC LIGHTWEIGHT AGGREGATE COMPONENT INTO A GASEOUS MEDIUM, SUSPENDING A FIBROUS COMPONENT CONSISTING ESSENTIALLY OF INDIVIDUAL DISCRETE FIBERS INTO A GASEOUS MEDIUM, BLENDING THE FIBERS AND AGGREGATE TOGETHER IN THE GASEOUS MEDIUM WITH CONTROLLED TURBULENCE UNTIL THEY ARE SUBSTANTIALLY UNIFORMLY BLENDED AND TO SUBSTANTIALLY PREVENT FIBER AGGLOMERATION WHILE MAINTAINING SUFFICIENT VOID SPACE TO AID IN UNIFORMLY BLENDING THE COMPONENTS AND TO MAINTAIN THE FIBERS IN SUBSTANTIALLY DISCRETE FORM, INTORDUCING AN AQUEOUS SYSTEM INTO THE COMPONENTS DISPERSED IN THE GASEOUS MEDIUM, SEPARATING THE BLENDED COMPONENTS FROM THE GASEOUS MEDIUM, AND REMOVING SUBSTANTIALLY ALL OF THE WATER FROM THE BLEND.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |