US2959495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibration deadening felts
Assignee: Patent and Licensing Corp
•
Filing: 1954-03-11
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Granted: 1960-11-08
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Expires: 1974-03-11
Abstract
No abstract record available.
Inventors
- 👤 Richard H Cubberley
- 👤 Wilfred H Driesen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:14
CPC Classifications
B; B60; B60R; B60R13/00; B60R13/08; B60R13/0815; B60R13/02; B60R13/0212; B60R13/0218; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31717; Y10T428/31815; Y10T442/00; Y10T442/20; Y10T442/50; Y10T442/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A VIBRATION DAMPING MATERIAL CONSISTING OF A FLEXIBLE SHEET OF BIBULOUS FIBROUS FELT UNIFORMLY IMPREGNATED WITH BITUMINOUS MATERIAL IN AN AMOUNT OF FROM ABOUT 20% TO 60% BY WEIGHT OF THE IMPREGNATED FELT, SAID FELT HAVING ON ONE SURFACE THEREOF THE DRIED DEPOSIT OF AN AQUEOUS SOLUTION OF SODIUM BENZOATE IN AN AMOUNT TO INHIBIT CORROSION OF METAL SURFACES WHICH NORMALLY BECOME CORRODED WHEN IN CONTACT WITH SAID FIRST-NAMED SURFACE FOR A SUBSTANTIAL PERIOD OF TIME IN THE PRESENCE OF MOISTURE VAPOR.
Claim 2
Dependent Claim
82 words
A VIBRATION DAMPING MATERIAL CONSISTING OF A FLEXIBLE SHEET OF BIBULOUS FIBROUS FELT UNIFORMLY IMPREGNATED WITH BITUMINOUS MATERIAL IN AN AMOUNT OF FROM ABOUT 20% TO 60% BY WEIGHT OF THE IMPREGNATED FELT, SAID FELT HAVING ON ONE SURFACE THEREOF THE DRIED DEPOSIT OF AN AQUEOUS SOLUTION OF SODIUM BENZOATE IN AN AMOUNT TO INHIBIT CORROSION OF METAL SURFACES WHICH NORMALLY BECOME CORRODED WHEN IN CONTACT WITH SAID FIRST-NAMED SURFACE FOR A SUBSTANTIAL PERIOD OF TIME IN THE PRESENCE OF MOISTURE VAPOR.
References Cited (Backward Citations)
US1421338A
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US1610959A
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US2249800A
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US2139882A
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US2184139A
Cited
US2237745A
Cited
US2472100A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |