US3453716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing pipe sections for the transportation of cryogenic liquids
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1966-02-25
•
Granted: 1969-07-08
•
Expires: 1986-02-25
Abstract
No abstract record available.
Inventors
- 👤 Harry C Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:59
CPC Classifications
F; F16; F16L; F16L59/00; F16L59/14; F16L59/16; F16L59/22; F16L59/02; F16L59/18; F16L59/20; Y; Y10; Y10S; Y10S285/00; Y10S285/904; Y10T; Y10T29/00; Y10T29/49; Y10T29/49428; Y10T29/49442; Y10T29/49444; Y10T29/49805; Y10T29/49826; Y10T29/49885; Y10T29/49888; Y10T29/4998; Y10T29/49982; Y10T29/49986
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB189707990A
Cited
GB292514A
Cited
US2372917A
Cited
US2857931A
Cited
US2960142A
Cited
US3136049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |