Patent US3708142A successfully refreshed from Google Patents.
Patent US3414713A successfully refreshed from Google Patents.
US3414713A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically heated glass closure
Assignee: Crane Co
•
Filing: 1966-09-23
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Granted: 1968-12-03
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Expires: 1986-09-23
Abstract
No abstract record available.
Inventors
- 👤 Lester F Reifeiss
- 👤 James A Reynolds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:21
CPC Classifications
A; A47; A47F; A47F3/00; A47F3/04; A47F3/0404; A47F3/0426; A47F3/0434; F; F25; F25D; F25D23/00; F25D23/02; F25D23/028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2609474A
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US2625640A
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US2813960A
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US2878357A
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US2982934A
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US3223829A
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US3356833A
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US3287684A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |