US3124853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for forming insulation and resulting product
Assignee: BankBoston NA
•
Filing: —
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Granted: 1964-03-17
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Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:15
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/76; C; C04; C04B; C04B30/00; C04B40/00; C04B2111/00; C04B2111/00474; C04B2111/00612
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
PROCESS FOR FORMING INSULATION, CONTAINING FINELY DIVIDED PARTICULATE MATERIAL AT A PREDETERMINED DENSITY, COMPRISING THE STEPS OF MIXING SAID FINELY DIVIDED PARTICULATE MATERIAL WITH A FUGITIVE SUBLIMABLE BONDING AGENT, FORMING A SOLID MOLDED SHAPE OF THE MIXTURE OF BY APPLYING SUFFCIENT HEAT AND PRESSURE TO SAID MIXTURE TO BOND SAID PARTICULATE MATERIAL, INCORPORATING SAID SHAPE WITHIN AN INSULATION STRUCTURE, AND REMOVING SAID BONDING AGENT THROUGH SUBLIMATION SUBSEQUENT TO INCORPORATING SAID SHAPE WITHIN SAID INSULATION STRUCTURE THEREBY TO CAUSE SAID MATERIAL TO REVERT TO ITS ORIGINAL FINELY DIVIDED PARTICULATE CONDITION IN SAID INSULATION.
Claim 2
Dependent Claim
92 words
PROCESS FOR FORMING INSULATION, CONTAINING FINELY DIVIDED PARTICULATE MATERIAL AT A PREDETERMINED DENSITY, COMPRISING THE STEPS OF MIXING SAID FINELY DIVIDED PARTICULATE MATERIAL WITH A FUGITIVE SUBLIMABLE BONDING AGENT, FORMING A SOLID MOLDED SHAPE OF THE MIXTURE OF BY APPLYING SUFFCIENT HEAT AND PRESSURE TO SAID MIXTURE TO BOND SAID PARTICULATE MATERIAL, INCORPORATING SAID SHAPE WITHIN AN INSULATION STRUCTURE, AND REMOVING SAID BONDING AGENT THROUGH SUBLIMATION SUBSEQUENT TO INCORPORATING SAID SHAPE WITHIN SAID INSULATION STRUCTURE THEREBY TO CAUSE SAID MATERIAL TO REVERT TO ITS ORIGINAL FINELY DIVIDED PARTICULATE CONDITION IN SAID INSULATION.
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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) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |