US2952478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Payroll-forms collator
Assignee: Individual
•
Filing: 1957-12-12
•
Granted: 1960-09-13
•
Expires: 1977-12-12
Abstract
No abstract record available.
Inventors
- 👤 Francis N Lortie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:54
CPC Classifications
B; B42; B42D; B42D12/00; B42D12/02; B42D12/025; B41; B41L; B41L3/00; B41L3/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2344453A
Cited
GB571620A
Cited
US2494142A
Cited
US2589884A
Cited
GB641851A
Cited
US2623762A
Cited
US2640715A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-13 | 1964-03-14 | 1964-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-13 | 1968-03-14 | 1968-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-13 | 1972-03-14 | 1972-09-13 | $7700.00 | Window Closed / Lapsed |