US2996796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for manipulating articles
Assignee: AT&T Inc
•
Filing: 1957-09-03
•
Granted: 1961-08-22
•
Expires: 1977-09-03
Abstract
No abstract record available.
Inventors
- 👤 Robert L Self
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:51
CPC Classifications
B; B23; B23P; B23P19/00; B23P19/04; B23P19/08; B23P19/084; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/53; Y10T29/53657
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2466952A
Cited
US2374358A
Cited
US2457930A
Cited
US2468286A
Cited
US2559847A
Cited
US2657818A
Cited
US2763055A
Cited
US2759255A
Cited
US2875512A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-21 | 1965-02-20 | 1965-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-21 | 1969-02-20 | 1969-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-21 | 1973-02-20 | 1973-08-22 | $7700.00 | Window Closed / Lapsed |