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US2749698A
Expired / Lapsed
US
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Ring traveler
Assignee: ACTIENGESELLSCHAFT JOH JACOB P
•
Filing: 1952-04-29
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Granted: 1956-06-12
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Expires: 1972-04-29
Abstract
No abstract record available.
Inventors
- 👤 Stahli Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:48
CPC Classifications
D; D01; D01H; D01H7/00; D01H7/02; D01H7/52; D01H7/60; D01H7/604
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1512254A
Cited
US1735469A
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US1834874A
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US1953323A
Cited
US1990358A
Cited
GB430520A
Cited
US2035973A
Cited
US2198636A
Cited
CH260540A
Cited
US2326834A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-12 | 1959-12-12 | 1960-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-12 | 1963-12-12 | 1964-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-12 | 1967-12-12 | 1968-06-12 | $7700.00 | Window Closed / Lapsed |