US2883475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Driving arrangements
Assignee: International Standard Electric Corp
•
Filing: 1954-07-14
•
Granted: 1959-04-21
•
Expires: 1974-07-14
Abstract
No abstract record available.
Inventors
- 👤 Ridler Desmond Sydney
- 👤 Armsby Bernard Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:45
CPC Classifications
H; H04; H04L; H04L13/00; H04L13/02; H04L13/06; G; G03; G03B; G03B21/00; G03B21/14; G03B21/32; G06; G06K; G06K13/00; G06K13/18; G06K13/20; G06K13/22; G06K13/26; G06K13/28; G11; G11B; G11B15/00; G11B15/18; G11B15/38; G11B15/60; G11B15/62; G11B15/64; G11B15/675; G11B15/68; G11B15/6895; G11B23/00; G11B23/02; G11B23/12; G11B5/00; G11B5/74
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1161346A
Cited
US2037806A
Cited
US2043788A
Cited
US2253005A
Cited
US2542506A
Cited
US2612566A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |