Patent US2874892A successfully refreshed from Google Patents.
US2874892A
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US
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Mailing piece or advertising sheet provided with an interlocking return envelope
Assignee: FAIRBANKS WARD IND Inc
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Filing: 1956-04-16
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Granted: 1959-02-24
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Expires: 1976-04-16
Abstract
No abstract record available.
Inventors
- 👤 Alfred H Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:52
CPC Classifications
B; B42; B42D; B42D15/00; B42D15/02; B42D15/04; B42D15/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1324753A
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US730933A
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US853889A
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GB166383A
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US1615200A
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US1476822A
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US1725007A
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US1871774A
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US2190433A
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US2352559A
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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) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |