US2887209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Straight line indexing unit
Assignee: Swanson Tool & Machine Product
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Filing: 1956-02-29
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Granted: 1959-05-19
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Expires: 1976-02-29
Abstract
No abstract record available.
Inventors
- 👤 Chester O Merchant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:34
CPC Classifications
B; B65; B65G; B65G47/00; B65G2811/00; B65G2811/06; B65G2811/0673; B65G2811/0678; B65G2811/0684; Y; Y10; Y10T; Y10T483/00; Y10T483/18; Y10T483/1873; Y10T483/1891
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-18 | 1962-11-17 | 1963-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-18 | 1966-11-17 | 1967-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-18 | 1970-11-17 | 1971-05-19 | $7700.00 | Window Closed / Lapsed |