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US2934006A
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Indexing mechanism
Assignee: RCA Corp
•
Filing: 1955-09-12
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Granted: 1960-04-26
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Expires: 1975-09-12
Abstract
No abstract record available.
Inventors
- 👤 Robert A Oberdorf
- 👤 John S Baer
- 👤 Robert D Grapes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:07
CPC Classifications
B; B41; B41K; B41K3/00; B41K3/02; B41K3/04; B41K3/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1195992A
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US1448620A
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US1162388A
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US1583403A
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US1713528A
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US2125877A
Cited
US2250534A
Cited
US2742855A
Cited
US2566944A
Cited
US2720832A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |