US3149030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Loose fill insulation material
Assignee: Phoenix Gems Inc
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Filing: 1959-07-30
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Granted: 1964-09-15
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Expires: 1979-07-30
Abstract
No abstract record available.
Inventors
- 👤 Lisle Auguste Louis De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:36
CPC Classifications
A; A01; A01N; A01N59/00; Y; Y02; Y02A; Y02A50/00; Y02A50/30
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
54 words
A LOOSE FILL INSULATION MATERIAL HAVING INSECTICIDAL PROPERTIES COMPRISING AN INSUALTION MATERIAL OF THE CLASS CONSISTING OF SHREDDED, FIBROUS AND COMMINUTED, NATURALLYOCCURRING AND TREATED CELLULOSIC MATERIAL, FIBRILLATED INERT INORGANIC MATERIALS, AND HEAT EXPANDED INORGANIC MATERIAL, ALL SUCH MATERIALS HAVING A RELATIVELY LARGE SURFACE, AND POWDERED DIATOMITE OVERLAYING A RELATIVELY LARGE PROPORTION OF SUCH SURFACE.
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) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |