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US3028898A
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Assignee: WESTERN VELO AND CEMENT SPECIALTY CO
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Filing: 1959-12-08
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Granted: 1962-04-10
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Expires: 1979-12-08
Abstract
No abstract record available.
Inventors
- 👤 Willard H Gooding
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:10
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/16; B65D88/1612; B65D88/1643; B28; B28C; B28C7/00; B28C7/0046; B28C7/0053
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1783240A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |