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US3036145A
Expired / Lapsed
US
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Tube shield and fastening means for tube shield
Assignee: United Carr Fastener Corp
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Filing: 1956-07-13
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Granted: 1962-05-22
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Expires: 1976-07-13
Abstract
No abstract record available.
Inventors
- 👤 Howard J Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:22
CPC Classifications
H; H01; H01J; H01J5/00; H01J5/02; H01J5/12; Y; Y10; Y10S; Y10S439/00; Y10S439/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1928408A
Cited
US2169708A
Cited
US2639311A
Cited
US2770435A
Cited
US2755919A
Cited
US2961477A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |