Patent US1802601A successfully refreshed from Google Patents.
Patent US3222243A successfully refreshed from Google Patents.
US3222243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal insulation
Assignee: Owens Corning
•
Filing: 1962-07-11
•
Granted: 1965-12-07
•
Expires: 1982-07-11
Abstract
No abstract record available.
Inventors
- 👤 William R Gaston
- 👤 David O Richards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:01
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/04; E04B9/045; E04B1/00; E04B1/62; E04B1/74; E04B1/76; E04B1/7654; E04B1/7658; E04B1/7662; E04B1/7666; E04B1/767; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1056; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24331; Y10T428/24777; Y10T428/24942; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN A THERMAL INSULATING MATERIAL, A COHERENT BATT OF LONG STAPLE GLASS WOOL FIBERS POSITIONED IN RANDOM ORIENTED INTERLAY AND JOINED TO ONE ANOTHER AT POINT CONTACT BY CURED THERMOSETTING PHENOLIC RESIN, SAID BATT HAVING OPPOSED MAJOR SURFACES OF RECTANGULAR SHAPE AND LATERAL EDGES OF RECTANGULAR SHAPE, SAID EDGES BEING FREE OF COVERING, AN IMPERFORATE KRAFT-ROLL LAMINATE SECURED TO ONE OF SAID MAJOR SURFACES BY ADHESIVE BETWEEN SAID SURFACE AND LAMINATE AND WITH THE FOIL EXPOSED, SAID LAMINATE COMPRISING ABOUT 30 LBS,/REAM NATURAL BROWN SULPHITE PAPER AND ALUMINUM FOIL OF A THICKNESS OF 0.00025 INCH BONDED WITH SODIUM SILICATE,
Claim 2
Dependent Claim
99 words
IN A THERMAL INSULATING MATERIAL, A COHERENT BATT OF LONG STAPLE GLASS WOOL FIBERS POSITIONED IN RANDOM ORIENTED INTERLAY AND JOINED TO ONE ANOTHER AT POINT CONTACT BY CURED THERMOSETTING PHENOLIC RESIN, SAID BATT HAVING OPPOSED MAJOR SURFACES OF RECTANGULAR SHAPE AND LATERAL EDGES OF RECTANGULAR SHAPE, SAID EDGES BEING FREE OF COVERING, AN IMPERFORATE KRAFT-ROLL LAMINATE SECURED TO ONE OF SAID MAJOR SURFACES BY ADHESIVE BETWEEN SAID SURFACE AND LAMINATE AND WITH THE FOIL EXPOSED, SAID LAMINATE COMPRISING ABOUT 30 LBS,/REAM NATURAL BROWN SULPHITE PAPER AND ALUMINUM FOIL OF A THICKNESS OF 0.00025 INCH BONDED WITH SODIUM SILICATE,
References Cited (Backward Citations)
US1914345A
Cited
US2030668A
Cited
US2172048A
Cited
US2640004A
Cited
US2998337A
Cited
US3097124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |