US2870882A
Expired / Lapsed
US
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Assignee: ANDEAN Corp
•
Filing: 1952-10-20
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Granted: 1959-01-27
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Expires: 1972-10-20
Abstract
No abstract record available.
Inventors
- 👤 John A Tolman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:32
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/96; E06B3/964; E06B3/968; E06B3/9684; E06B3/9685; E06B3/32; E06B3/34; E06B3/42; E06B3/46; E06B3/4609; Y; Y10; Y10S; Y10S292/00; Y10S292/46; Y10T; Y10T292/00; Y10T292/08; Y10T292/0894; Y10T292/0895; Y10T292/0902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1596507A
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US1659657A
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US1995764A
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US1919367A
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US1974798A
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US2564264A
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US2582765A
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US2636227A
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GB662248A
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US2614665A
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US2742117A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |