Patent US2905100A successfully refreshed from Google Patents.
US2905100A
Expired / Lapsed
US
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System of passenger transportation
Assignee: ADAMSON STEPHENS Manufacturing CO
•
Filing: 1955-08-01
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Granted: 1959-09-22
•
Expires: 1975-08-01
Abstract
No abstract record available.
Inventors
- 👤 Myron A Kendall
- 👤 Alfred D Sinden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:18
CPC Classifications
B; B66; B66B; B66B21/00; B66B21/10; B66B21/12
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |