US3520128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic time distribution system
Assignee: Individual
•
Filing: 1967-11-28
•
Granted: 1970-07-14
•
Expires: 1987-11-28
Abstract
No abstract record available.
Inventors
- 👤 Oleg Dmitrievich Novikov
- 👤 Viktor Alexandrovich Ilin
- 👤 Vladimir Alexandro Shpolyansky
- 👤 Valery Germanovich Serebrenny
- 👤 Eduard Khadzhimusovich Chichev
- 👤 Boris Leonidovich Rudyakov
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:20
CPC Classifications
G; G04; G04G; G04G9/00; G04G9/0005; G04R; G04R20/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1928793A
Cited
US2005158A
Cited
US1928794A
Cited
US2188145A
Cited
US2614383A
Cited
US2824218A
Cited
US3128465A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-13 | 1974-01-12 | 1974-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-13 | 1978-01-12 | 1978-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-13 | 1982-01-12 | 1982-07-14 | $7700.00 | Window Closed / Lapsed |