Patent US2993245A successfully refreshed from Google Patents.
US2993245A
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US
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Tools for injecting materials into wood
Assignee: COBRA (WOOD TREATMENT) Ltd
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Filing: 1958-11-24
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Granted: 1961-07-25
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Expires: 1978-11-24
Abstract
No abstract record available.
Inventors
- 👤 Reece Stanley Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:48
CPC Classifications
A; A01; A01G; A01G7/00; A01G7/06; B; B27; B27K; B27K3/00; B27K3/02; B27K3/08; B27K3/10; B27K3/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR767834A
Cited
US955422A
Cited
US1661595A
Cited
US2261368A
Cited
GB614579A
Cited
GB677364A
Cited
AT177252B
Cited
DE935501C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-24 | 1965-01-23 | 1965-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-24 | 1969-01-23 | 1969-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-24 | 1973-01-23 | 1973-07-25 | $7700.00 | Window Closed / Lapsed |