US2807524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wax composition
Assignee: Sunoco Inc
•
Filing: 1955-03-17
•
Granted: 1957-09-24
•
Expires: 1975-03-17
Abstract
No abstract record available.
Inventors
- 👤 John D Tench
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:35
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A NEW COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A MAJOR PROPORETION OF PARAFFIN WAX AND FROM 0.01% TO 20% BIS-CYCLOPENTADIENYL IRON.
Claim 2
Dependent Claim
21 words
A NEW COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A MAJOR PROPORETION OF PARAFFIN WAX AND FROM 0.01% TO 20% BIS-CYCLOPENTADIENYL IRON.
References Cited (Backward Citations)
US2638411A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-23 | 1961-03-25 | 1961-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-23 | 1965-03-25 | 1965-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-23 | 1969-03-25 | 1969-09-24 | $7700.00 | Window Closed / Lapsed |