US3497946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming a bolster case with a collar member thereon
Assignee: LOYAL H TINGLEY JR
•
Filing: 1967-11-08
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Granted: 1970-03-03
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Expires: 1987-11-08
Abstract
No abstract record available.
Inventors
- 👤 Loyal H Tingley Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:01
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/4992; Y10T29/49938; Y10T29/4994
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA666627A
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US1474473A
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US1900099A
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US1964630A
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GB436997A
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US2165622A
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US2609598A
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GB865494A
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US3349870A
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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) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |