US2674765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Termite shield
Assignee: TENNISON BROTHERS Inc
•
Filing: 1950-11-30
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Granted: 1954-04-13
•
Expires: 1970-11-30
Abstract
No abstract record available.
Inventors
- 👤 Tennison James Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:04
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/72
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US428822A
Cited
US1250551A
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FR659446A
Cited
US1721550A
Cited
US2112229A
Cited
US2178415A
Cited
US2150891A
Cited
US2176598A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-12 | 1957-10-12 | 1958-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-12 | 1961-10-12 | 1962-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-12 | 1965-10-12 | 1966-04-13 | $7700.00 | Window Closed / Lapsed |