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Patent US2981444A successfully refreshed from Google Patents.
US2981444A
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Assignee: Primerica Inc
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Filing: 1956-03-28
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Granted: 1961-04-25
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Expires: 1976-03-28
Abstract
No abstract record available.
Inventors
- 👤 Andrew A Root
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:28
CPC Classifications
A; A61; A61M; A61M13/00; B; B05; B05B; B05B11/00; B05B11/0005; B05B11/0059; B05B11/01; B05B11/04; B05B11/042; B05B11/045; B65; B65D; B65D21/00; B65D21/02; B65D21/0209; B65D21/0217; B65D47/00; B65D47/04; B65D47/06; B65D47/12; B65D47/14; B65D47/147
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |