Patent US2903958A successfully refreshed from Google Patents.
US2903958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transport mechanism
Assignee: Individual
•
Filing: 1958-01-02
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Granted: 1959-09-15
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Expires: 1978-01-02
Abstract
No abstract record available.
Inventors
- 👤 Laurent Herbert L St
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:51
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/12; A47J37/1219; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/19735
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US349343A
Cited
US1135868A
Cited
US1482390A
Cited
US1478939A
Cited
US1551869A
Cited
US2662465A
Cited
US2756623A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-14 | 1963-03-16 | 1963-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-14 | 1967-03-16 | 1967-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-14 | 1971-03-16 | 1971-09-15 | $7700.00 | Window Closed / Lapsed |