US3376152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for forming a resin lining inside a metal pipe
Assignee: Individual
•
Filing: 1964-03-04
•
Granted: 1968-04-02
•
Expires: 1984-03-04
Abstract
No abstract record available.
Inventors
- 👤 Okamoto Tatsumi
- 👤 Hirayama Atsuo
- 👤 Kawanami Shumpei
- 👤 Nishikawa Yoshihiro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:18
CPC Classifications
B; B05; B05D; B05D7/00; B05D7/22; B05D7/222; B05D1/00; B05D1/002; B05D2451/00; B05D3/00; B05D3/02; B05D3/0218; B05D3/0245; B05D3/12; B05D7/50; B05D7/52; B05D7/54; B05D7/546
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2737461A
Cited
US3063860A
Cited
US3186860A
Cited
US3142579A
Cited
US3207618A
Cited
US3231948A
Cited
US3264131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |