Patent US2860772A successfully refreshed from Google Patents.
US2860772A
Expired / Lapsed
US
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Shipping package for pipe lengths and fittings
Assignee: Combustion Engineering Inc
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Filing: 1956-08-24
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Granted: 1958-11-18
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Expires: 1976-08-24
Abstract
No abstract record available.
Inventors
- 👤 Jr Samuel C Northington
- 👤 James D Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:36
CPC Classifications
B; B65; B65D; B65D71/00; B65D71/02; B65D71/04; B65D57/00; B65D57/002; B65D57/003; B65D85/00; B65D85/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US361926A
Cited
US2720967A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |