Patent US2844373A successfully refreshed from Google Patents.
US2844373A
Expired / Lapsed
US
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Mail stacking equipment
Assignee: ANDRIESSEN TECH NV
•
Filing: 1955-04-05
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Granted: 1958-07-22
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Expires: 1975-04-05
Abstract
No abstract record available.
Inventors
- 👤 Frederick Van Marle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:29
CPC Classifications
B; B65; B65H; B65H29/00; B65H29/26; B65H29/38; B65H29/40; B65H29/68; B65H2301/00; B65H2301/40; B65H2301/42; B65H2301/421; B65H2301/4214; B65H2301/42146; B65H2404/00; B65H2404/60; B65H2404/65; B65H2404/653; B65H2701/00; B65H2701/10; B65H2701/19; B65H2701/1916
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1035716A
Cited
US1238207A
Cited
US1269673A
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US1603294A
Cited
US2251221A
Cited
US2687301A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |