US2507629A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bituminous composition
Assignee: Gallagher Asphalt Co Inc
•
Filing: 1947-04-24
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Granted: 1950-05-16
•
Expires: 1967-04-24
Abstract
No abstract record available.
Inventors
- 👤 James F Gallagher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:19
CPC Classifications
E; E01; E01C; E01C7/00; E01C7/08; E01C7/18; E01C7/26; E01C7/262; C; C08; C08L; C08L95/00; C08K; C08K7/00; C08K7/02; C08K7/04; C08K7/10; C08K7/12; C08L2555/00; C08L2555/20; C08L2555/22; C08L2555/40; C08L2555/50; C08L2555/52; C08L2555/80; C08L2555/82
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1752917A
Cited
US2051532A
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US2087088A
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US2082259A
Cited
US2158772A
Cited
US2109020A
Cited
GB515146A
Cited
US2368371A
Cited
US2455709A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-15 | 1953-11-14 | 1954-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-15 | 1957-11-14 | 1958-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-15 | 1961-11-14 | 1962-05-16 | $7700.00 | Window Closed / Lapsed |