US3408694A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extruder
Assignee: Stewart Bolling and Co Inc
•
Filing: 1966-08-25
•
Granted: 1968-11-05
•
Expires: 1986-08-25
Abstract
No abstract record available.
Inventors
- 👤 James T Matsuoka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:12
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/22; B29C43/24; B29C48/00; B29C48/03; B29C48/07; B29C48/08; B29C48/25; B29C48/252; B29C48/30; B29C48/35; B29C48/92; B29C43/32; B29C43/44; B29C43/46; B29C2043/468; B29C2948/00; B29C2948/92; B29C2948/92009; B29C2948/92038; B29C2948/92323; B29C2948/92457; B29C2948/92504; B29C2948/92514; B29C2948/92533; B29C2948/9258; B29C2948/9259; B29C2948/92704; B29C2948/92819; B29C2948/92857; B29C2948/92876; B29C2948/92885; B29C2948/92904; B29C2948/92952; B29C2948/92971; Y; Y10; Y10S; Y10S425/00; Y10S425/235
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-05 | 1972-05-06 | 1972-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-05 | 1976-05-06 | 1976-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-05 | 1980-05-06 | 1980-11-05 | $7700.00 | Window Closed / Lapsed |