US2846375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High sealing-strength wax compositions
Assignee: Pure Oil Co
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Filing: 1955-07-26
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Granted: 1958-08-05
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Expires: 1975-07-26
Abstract
No abstract record available.
Inventors
- 👤 Weldon G Annable
- 👤 Charles T O'malley
- 👤 John W Walsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:27
CPC Classifications
C; C08; C08L; C08L91/00; C08L91/06; C08L91/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A PETROLEUM-DERIVED WAX COMPOSITION OF HIGH SEALING STRENGTH CONSISTING OF APPROXIMATELY 25-45% BY WEIGHT OF FINAL COMPOSITION OF REFINED PARAFFIN WAX, ABOUT 10-45% BY WEIGHT OF FINAL COMPOSITION OF A MICROCRYSTALLINE WAX OF ABOUT 170-180*F. MELTING POINT AND ABOUT 30-50% BY WEIGHT OF FINAL COMPOSITION OF PETROLATUM WAX.
Claim 2
Dependent Claim
48 words
A PETROLEUM-DERIVED WAX COMPOSITION OF HIGH SEALING STRENGTH CONSISTING OF APPROXIMATELY 25-45% BY WEIGHT OF FINAL COMPOSITION OF REFINED PARAFFIN WAX, ABOUT 10-45% BY WEIGHT OF FINAL COMPOSITION OF A MICROCRYSTALLINE WAX OF ABOUT 170-180*F. MELTING POINT AND ABOUT 30-50% BY WEIGHT OF FINAL COMPOSITION OF PETROLATUM WAX.
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) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |