US3213265A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for heat securing members together
Assignee: Weyerhaeuser Co
•
Filing: 1963-09-26
•
Granted: 1965-10-19
•
Expires: 1983-09-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Claude N Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:48
CPC Classifications
D; D06; D06F; D06F75/00; D06F75/30; Y; Y10; Y10T; Y10T156/00; Y10T156/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1382342A
Cited
US1420636A
Cited
US1408196A
Cited
US2263152A
Cited
US2259256A
Cited
US2620430A
Cited
DE935420C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |