US3060136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foamed wax composition containing a major proportion of wax and a minor proportion of rubber
Assignee: ExxonMobil Oil Corp
•
Filing: 1959-08-05
•
Granted: 1962-10-23
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Expires: 1979-08-05
Abstract
No abstract record available.
Inventors
- 👤 Lawrence B Nelson
- 👤 Paul D Sharpe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:52
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/30; C08J2391/00; C08J2391/06; Y; Y10; Y10S; Y10S264/00; Y10S264/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A STABLE, LIGHT BUT RIGID, FOAMED WAX COMPRISING PETROLEUM WAX, WAX-SOLUBLE ELASTOMER INTIMATELY MIXED WITH THE WAX IN THE RATIO OF ABOUT 80-99% WAX AND 1-20% ELASTOMER, SAID ELASTOMER BEING SELECTED FROM THE GROUP CONSISTING OF COPOLYMERS OF ISOBUTYLENE AND ISOPRENE, POLYISOBUTYLENE, PALE CREPE NATURAL RUBBER AND RIBBED SMOKED SHEET NATURAL RUBBER, A SUBSTANTIAL VOLUME OF INERT GAS BUBBLES DISPERSED THROUGHOUT THE WAX-ELASTOMER MIXTURE TO PROVIDE A PRODUCT HAVING A DENSITY AT LEAST LESS THAN ONE-HALF THE DENSITY OF THE SOLID WAX, THE AMOUNT OF WAX-SOLUBLE ELASTOMER BEING AT LEAST SUFFICIENT TO PROVIDE A PERMANENT STRONG FOAMED WAX AT AMBIENT TEMPERATURE.
Claim 2
Dependent Claim
101 words
A STABLE, LIGHT BUT RIGID, FOAMED WAX COMPRISING PETROLEUM WAX, WAX-SOLUBLE ELASTOMER INTIMATELY MIXED WITH THE WAX IN THE RATIO OF ABOUT 80-99% WAX AND 1-20% ELASTOMER, SAID ELASTOMER BEING SELECTED FROM THE GROUP CONSISTING OF COPOLYMERS OF ISOBUTYLENE AND ISOPRENE, POLYISOBUTYLENE, PALE CREPE NATURAL RUBBER AND RIBBED SMOKED SHEET NATURAL RUBBER, A SUBSTANTIAL VOLUME OF INERT GAS BUBBLES DISPERSED THROUGHOUT THE WAX-ELASTOMER MIXTURE TO PROVIDE A PRODUCT HAVING A DENSITY AT LEAST LESS THAN ONE-HALF THE DENSITY OF THE SOLID WAX, THE AMOUNT OF WAX-SOLUBLE ELASTOMER BEING AT LEAST SUFFICIENT TO PROVIDE A PERMANENT STRONG FOAMED WAX AT AMBIENT TEMPERATURE.
References Cited (Backward Citations)
US2503003A
Cited
US2692000A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |