Patent US3220107A successfully refreshed from Google Patents.
US3220107A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of clad rods, tubing and clad tubing
Assignee: Texas Instruments Inc
•
Filing: 1961-03-06
•
Granted: 1965-11-30
•
Expires: 1981-03-06
Abstract
No abstract record available.
Inventors
- 👤 Kenneth B Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:01
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B21; B21C; B21C37/00; B21C37/06; B21C37/08; B21C37/09; B22; B22F; B22F7/00; B22F7/06; B22F7/08; B23; B23K; B23K20/00; B23K20/04; B29C37/00; B29C37/02; B29C37/04; B29C43/00; B29C43/22; B29C43/224; B29C43/32; B29C43/44; B29C43/46; B29C48/00; B29C48/03; B29C48/06; B29C48/09; B29C48/25; B29C48/30; B29C48/35; B29C53/00; B29C53/36; B29C53/38; B29C53/385; B29C53/48; B29C53/50; B29C63/00; B29C63/02; B29C63/04; B29C63/06; B29C63/065; B29C66/00; B29C66/001; B29C66/0012; B29C66/0014; B29C66/00141; B29C66/01; B29C66/05; B29C66/10; B29C66/13; B29C66/133; B29C66/40; B29C66/41; B29C66/43; B29C66/432; B29C66/433; B29C66/4332; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81411; B29C66/81421; B29C66/81422; B29C66/81423; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B29C66/83413; C; C23; C23C; C23C24/00; C23C24/08; B29C2043/461; B29C2043/463; B29C2043/465; B29C2043/468; B29C2793/00; B29C2793/009; B29C66/70; B29C66/71
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US246407A
Cited
DE521963C
Cited
GB304736A
Cited
US1944073A
Cited
US2234127A
Cited
US2341732A
Cited
US2746141A
Cited
US2691815A
Cited
US2821772A
Cited
US2800561A
Cited
US2975087A
Cited
US2947078A
Cited
US3095500A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |