US2821384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet collator
Assignee: Individual
•
Filing: 1953-08-04
•
Granted: 1958-01-28
•
Expires: 1973-08-04
Abstract
No abstract record available.
Inventors
- 👤 John C Mendes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:01
CPC Classifications
B; B65; B65H; B65H39/00; B65H39/02; B65H39/04; B65H39/042; B65H2301/00; B65H2301/40; B65H2301/43; B65H2301/431; B65H2301/4318
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1223398A
Cited
US1787532A
Cited
US1736483A
Cited
US2260540A
Cited
US2402442A
Cited
US2479060A
Cited
US2578176A
Cited
US2536356A
Cited
US2589428A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-27 | 1961-07-29 | 1962-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-27 | 1965-07-29 | 1966-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-27 | 1969-07-29 | 1970-01-28 | $7700.00 | Window Closed / Lapsed |