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US2938217A
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Assignee: CHURCH OF RELIGIOUS SCIENCE
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Filing: 1956-04-17
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Granted: 1960-05-31
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Expires: 1976-04-17
Abstract
No abstract record available.
Inventors
- 👤 Herbert D Drain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:57
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/32; E03C1/33; E03C1/335
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2440324A
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US1076547A
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US1040572A
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US1877835A
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US1970683A
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US2627609A
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US2588074A
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US2672621A
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US2762061A
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US2704370A
Cited
US2820229A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-31 | 1963-11-30 | 1964-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-31 | 1967-11-30 | 1968-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-31 | 1971-11-30 | 1972-05-31 | $7700.00 | Window Closed / Lapsed |