Patent US2673735A successfully refreshed from Google Patents.
US2673735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual delivery for printing presses
Assignee: Harris Corp
•
Filing: 1949-11-29
•
Granted: 1954-03-30
•
Expires: 1969-11-29
Abstract
No abstract record available.
Inventors
- 👤 Irving F Niles
- 👤 Robert K Norton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:30
CPC Classifications
B; B65; B65H; B65H31/00; B65H31/24; B65H29/00; B65H29/02; B65H29/04; B65H29/041; B65H2801/00; B65H2801/03; B65H2801/21
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1084019A
Cited
US1386364A
Cited
US1444088A
Cited
US1426033A
Cited
US2125467A
Cited
US2178879A
Cited
US2183128A
Cited
US2262236A
Cited
US2266596A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |