Patent US3434149A successfully refreshed from Google Patents.
US3434149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and recorder for making time studies
Assignee: Individual
•
Filing: 1966-08-08
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Granted: 1969-03-18
•
Expires: 1986-08-08
Abstract
No abstract record available.
Inventors
- 👤 Roy D Brousseau
- 👤 Carl W Kogstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:54
CPC Classifications
G; G01; G01D; G01D15/00; G01D15/28; G01D15/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US792680A
Cited
US916572A
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US1069594A
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US1128557A
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US1405060A
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US1875653A
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US2278113A
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US2210380A
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US2684280A
Cited
US2733116A
Cited
US2888311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |