US3432676A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Housing for light sensitive devices comprising light - conducting tubes in transparent plastic support block
Assignee: AT&T Teletype Corp
•
Filing: 1966-10-05
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Granted: 1969-03-11
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Expires: 1986-10-05
Abstract
No abstract record available.
Inventors
- 👤 Arthur F Lindberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:28
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/10; G06K7/10544; G06K7/10821; G06K7/10831
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1848814A
Cited
US2907886A
Cited
US2916624A
Cited
US3042806A
Cited
US3036765A
Cited
US3311749A
Cited
US3360657A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |