Heat insulating product
Abstract
Abstract A HEAT INSULATING PRODUCT FORMED FROM A BLANKET OF FIBER GLASS BY ITSELF OR LAMINATED TO FOIL OR OTHER FLEXIBLE SHEET MATERIAL WHEREIN THE SHAPE AND DENSITY OF ONE OR MORE PORTIONS OF THE BLANKET HAVE BEEN PERMANENTLY MODIFIED FOR A USEFUL PURPOSE AS FOR EXAMPLE TO FIT ABOUT OBSTRUCTIONS OR TO FACILITATE HINGING OF THE BLANKET ALONG A DESIRED AXIS. THE HINGE HAS A PRONOUNCED MEMORY AND TENDENCY TO RETURN TO THE NORMAL STATE THEREOF AS FIRST MADE AND CAN BE FLEXED REPEATEDLY WITHOUT HARMFUL EFFECTS. THE MATERIAL LENDS ITSELF ADMIRABLY TO LINING MULTISIDED CHAMBERS WITH A SINGLE PLAQUE OF EITHER THE LAMINATED OR NONLAMINATED MATERIAL. THE MATERIAL IS PROCESSED QUICKLY AND ECONOMICALLY BY THE APPLICATION OF HEAT AND PRESSURE TO SELECTED AREAS AND, IF DESIRED, SUCH AREAS MAY BE COATED WITH A PROTECTIVE LAYER BENEFICIAL IN STRENGTHENING AND PROTECTING SUCH AREAS, OR IN HOLDING ADJACENT PORTIONS OF THE BLANKET IN DIFFERENT PLANES OR POSITIONS.
Inventors
- 👤 Joseph G Malone
- 👤 H Morton Smith
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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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) | 1974-10-25 | 1975-04-26 | 1975-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-25 | 1979-04-26 | 1979-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-25 | 1983-04-26 | 1983-10-26 | $7700.00 | Window Closed / Lapsed |