US2694609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interlocking connecting table
Assignee: Individual
•
Filing: 1953-09-22
•
Granted: 1954-11-16
•
Expires: 1973-09-22
Abstract
No abstract record available.
Inventors
- 👤 Thomas L Trafford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:58
CPC Classifications
A; A47; A47B; A47B1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1051983A
Cited
US1331862A
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US1389008A
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US2101573A
Cited
US2403338A
Cited
US2447141A
Cited
US2489933A
Cited
US2484283A
Cited
US2596663A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-15 | 1958-05-17 | 1958-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-15 | 1962-05-17 | 1962-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-15 | 1966-05-17 | 1966-11-16 | $7700.00 | Window Closed / Lapsed |