Patent US3007722A successfully refreshed from Google Patents.
US3007722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heating conduit splice
Assignee: Snappy Inc
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Filing: 1956-11-13
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Granted: 1961-11-07
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Expires: 1976-11-13
Abstract
No abstract record available.
Inventors
- 👤 Leroy E Anderson
- 👤 Marie Hilaire F St
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:46
CPC Classifications
F; F16; F16L; F16L21/00; F16L21/06; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1418
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US672987A
Cited
US685851A
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US839498A
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US969160A
Cited
GB191213567A
Cited
US1122844A
Cited
US1470196A
Cited
US1912114A
Cited
US2482558A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-06 | 1965-05-08 | 1965-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-06 | 1969-05-08 | 1969-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-06 | 1973-05-08 | 1973-11-07 | $7700.00 | Window Closed / Lapsed |