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Patent US2884738A successfully refreshed from Google Patents.
US2884738A
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Assignee: Hallmark Cards Inc
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Filing: 1957-09-03
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Granted: 1959-05-05
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Expires: 1977-09-03
Abstract
No abstract record available.
Inventors
- 👤 Howard E Lohnes
- 👤 James J Krekovich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:24
CPC Classifications
B; B42; B42D; B42D15/00; B42D15/02; B42D15/04; B42D15/042; B42D15/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |