US3191310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Distance measuring device
Assignee: Individual
•
Filing: 1963-04-10
•
Granted: 1965-06-29
•
Expires: 1983-04-10
Abstract
No abstract record available.
Inventors
- 👤 Frederick G Carlson
- 👤 Richard J Brandt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:05
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US37002A
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US399966A
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US718396A
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US1145706A
Cited
US1389946A
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US1485096A
Cited
US2295787A
Cited
US2356544A
Cited
US2662292A
Cited
US3088208A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |