Patent US3473291A successfully refreshed from Google Patents.
US3473291A
Expired / Lapsed
US
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Sheathing apparatus
Assignee: G R KIRK CO
•
Filing: 1967-05-18
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Granted: 1969-10-21
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Expires: 1987-05-18
Abstract
No abstract record available.
Inventors
- 👤 Gerald L Raymond
- 👤 Gary L Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:33
CPC Classifications
B; B65; B65B; B65B25/00; B65B25/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA721962A
Cited
US1072715A
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US2665043A
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US2847805A
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US2946166A
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US3104609A
Cited
AT252875B
Cited
US3135191A
Cited
US3380220A
Cited
US3358418A
Cited
US3416434A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |