Patent US2713017A successfully refreshed from Google Patents.
US2713017A
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Welding plastic film sections
Assignee: Connecticut Hard Rubber Co
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Filing: 1954-07-12
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Granted: 1955-07-12
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Expires: 1974-07-12
Abstract
No abstract record available.
Inventors
- 👤 Carl N Bruns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:19
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/40; B29C66/41; B29C66/43; B29C65/00; B29C65/02; B29C65/18; B29C65/22; B29C65/221; B29C65/222; B29C65/223; B29C65/34; B29C65/3404; B29C65/342; B29C65/3432; B29C65/3472; B29C65/3476; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/13; B29C66/135; B29C66/1352; B29C66/20; B29C66/23; B29C66/232; B29C66/70; B29C66/71; C; C08; C08J; C08J5/00; C08J5/12; C08J5/121; B29C65/36; B29C65/3604; B29C65/362; B29C65/3672; B29C65/3676; B29K; B29K2027/00; B29K2027/12; B29K2027/18; C08J2327/00; C08J2327/02; C08J2327/12; C08J2327/18; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1051; Y10T428/00; Y10T428/19; Y10T428/24; Y10T428/2419; Y10T428/24215
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
THE METHOD OF SEAMING PLASTIC FILM SECTIONS WHICH COMPRISES PLACING SAID FILM SECTIONS IN OVERLAPPED RELATIONSHIP, INSERTING TWO ELECTRICAL RESISTANCE WIRES PARALLEL SPACED RELATION BETWEEN THE OVERLAPPED PORTIONS OF FILM AND APPLYING ELECTRIC CURRENT TO THE RESISTANCE
Claim 2
Independent Claim
37 words
THE METHOD OF SEAMING PLASTIC FILM SECTIONS WHICH COMPRISES PLACING SAID FILM SECTIONS IN OVERLAPPED RELATIONSHIP, INSERTING TWO ELECTRICAL RESISTANCE WIRES PARALLEL SPACED RELATION BETWEEN THE OVERLAPPED PORTIONS OF FILM AND APPLYING ELECTRIC CURRENT TO THE RESISTANCE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-11 | 1959-01-10 | 1959-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-11 | 1963-01-10 | 1963-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-11 | 1967-01-10 | 1967-07-12 | $7700.00 | Window Closed / Lapsed |