US3516665A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic bowling scorekeeping system
Assignee: DOBAN LABS Inc
•
Filing: 1967-10-04
•
Granted: 1970-06-23
•
Expires: 1987-10-04
Abstract
No abstract record available.
Inventors
- 👤 Mark Danielson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:59
CPC Classifications
A; A63; A63D; A63D5/00; A63D5/04; A63D2005/048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2988701A
Cited
US2980424A
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GB1000902A
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US3243665A
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US3140872A
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US3124355A
Cited
US3375352A
Cited
US3295849A
Cited
US3307848A
Cited
US3300213A
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US3399297A
Cited
US3309086A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |