Patent US2844368A successfully refreshed from Google Patents.
US2844368A
Expired / Lapsed
US
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Sheet collating machine
Assignee: CUMMINGTON Corp
•
Filing: 1954-10-06
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Granted: 1958-07-22
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Expires: 1974-10-06
Abstract
No abstract record available.
Inventors
- 👤 Robert G Dexter
- 👤 John A Willett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:14
CPC Classifications
B; B65; B65H; B65H33/00; B65H33/06; B65H33/08; B65H3/00; B65H3/08; B65H3/0808; B65H39/00; B65H39/02; B65H39/04; B65H39/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB672938A
Cited
US2185652A
Cited
US2243170A
Cited
US2505925A
Cited
US2558685A
Cited
US2568224A
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 |